Man vs beast: Who is more efficient? - 6 Minute English

180,398 views ใƒป 2022-09-15

BBC Learning English


์•„๋ž˜ ์˜๋ฌธ์ž๋ง‰์„ ๋”๋ธ”ํด๋ฆญํ•˜์‹œ๋ฉด ์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋ฒˆ์—ญ๋œ ์ž๋ง‰์€ ๊ธฐ๊ณ„ ๋ฒˆ์—ญ๋ฉ๋‹ˆ๋‹ค.

00:09
Hello. This is 6 Minute English from BBC
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์•ˆ๋…•ํ•˜์„ธ์š”. BBC Learning English์˜ 6๋ถ„ ์˜์–ด์ž…๋‹ˆ๋‹ค
00:12
Learning English. Iโ€™m Sam.
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. ์ €๋Š” ์ƒ˜์ž…๋‹ˆ๋‹ค.
00:13
And Iโ€™m Roy. Whether itโ€™s salmon swimming
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๊ทธ๋ฆฌ๊ณ  ์ €๋Š” ๋กœ์ด์ž…๋‹ˆ๋‹ค. ์—ฐ์–ด
00:17
upriver to lay their eggs or cheetahs running
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๊ฐ€ ์•Œ์„ ๋‚ณ๊ธฐ ์œ„ํ•ด ์ƒ๋ฅ˜๋กœ ํ—ค์—„์น˜๋Š” ๊ฒƒ์ด๋“ 
00:21
faster than a car, animals can do incredible
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, ์ž๋™์ฐจ๋ณด๋‹ค ๋น ๋ฅด๊ฒŒ ๋‹ฌ๋ฆฌ๋Š” ์น˜ํƒ€์ด๋“ , ๋™๋ฌผ
00:24
things with their bodies.
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๋“ค์€ ๋ชธ์œผ๋กœ ๋†€๋ผ์šด ์ผ์„ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
00:26
Human bodies are no less incredible โ€“
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์ธ๊ฐ„์˜ ๋ชธ์€
00:28
just think of Olympic swimmers and sprinters.
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๋†€๋ž์ง€ ์•Š์Šต๋‹ˆ๋‹ค. ์˜ฌ๋ฆผํ”ฝ ์ˆ˜์˜ ์„ ์ˆ˜์™€ ๋‹จ๊ฑฐ๋ฆฌ ์„ ์ˆ˜๋ฅผ ์ƒ๊ฐํ•ด ๋ณด์„ธ์š”.
00:31
Our bodies work using just the energy
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์šฐ๋ฆฌ ๋ชธ์€
00:34
provided by what we eat. This means
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์šฐ๋ฆฌ๊ฐ€ ๋จน๋Š” ์Œ์‹์—์„œ ์ œ๊ณต๋˜๋Š” ์—๋„ˆ์ง€๋งŒ์„ ์‚ฌ์šฉํ•˜์—ฌ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค.
00:37
that the human body has to be incredibly
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์ด๊ฒƒ์€ ์ธ์ฒด๊ฐ€ ํ•„์š”ํ•œ ์ผ์„ ํ•˜๊ธฐ ์œ„ํ•ด
00:39
efficient, using as little energy as possible
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๊ฐ€๋Šฅํ•œ ํ•œ ์ ์€ ์—๋„ˆ์ง€๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋งค์šฐ ํšจ์œจ์ ์ด์–ด์•ผ
00:43
to do what it needs to.
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ํ•œ๋‹ค๋Š” ๊ฒƒ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.
00:45
Yet even with our efficient bodies, no-one can
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๊ทธ๋Ÿฌ๋‚˜ ์šฐ๋ฆฌ์˜ ํšจ์œจ์ ์ธ ๋ชธ์œผ๋กœ๋„
00:48
run as fast a cheetah, not even Olympic
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์น˜ํƒ€๋งŒํผ ๋นจ๋ฆฌ ๋‹ฌ๋ฆด ์ˆ˜ ์žˆ๋Š” ์‚ฌ๋žŒ์€ ์—†์Šต๋‹ˆ๋‹ค. ์‹ฌ์ง€์–ด ์˜ฌ๋ฆผํ”ฝ ์ฑ”ํ”ผ์–ธ๋„ ๋งˆ์ฐฌ๊ฐ€์ง€์ž…๋‹ˆ๋‹ค
00:52
champions! In this programme, weโ€™ll be
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! ์ด ํ”„๋กœ๊ทธ๋žจ์—์„œ ์šฐ๋ฆฌ๋Š” ๋‹ค์Œ๊ณผ ๊ฐ™์€ ์งˆ๋ฌธ์„ ํ•  ๊ฒƒ์ž…๋‹ˆ๋‹ค
00:55
asking: exactly how efficient
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: ์ธ์ฒด๋Š” ์ •ํ™•ํžˆ ์–ผ๋งˆ๋‚˜ ํšจ์œจ์ ์ธ๊ฐ€
00:57
is the human body?
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?
00:59
Weโ€™ll be comparing human bodiesโ€™ performance
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์šฐ๋ฆฌ๋Š” ์ธ์ฒด์˜ ์„ฑ๋Šฅ
01:01
against each other, and against some
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์„ ์„œ๋กœ ๋น„๊ตํ•˜๊ณ  ์ผ๋ถ€ ๋™๋ฌผ๊ณผ๋„ ๋น„๊ตํ•  ๊ฒƒ
01:03
animals too. And, of course, weโ€™ll be
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์ž…๋‹ˆ๋‹ค. ๋ฌผ๋ก 
01:06
learning some new and
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์ƒˆ๋กญ๊ณ 
01:07
useful vocabulary as well.
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์œ ์šฉํ•œ ์–ดํœ˜๋„ ๋ฐฐ์šฐ๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค.
01:09
But before that I have a question for you,
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ํ•˜์ง€๋งŒ ๊ทธ ์ „์— ์งˆ๋ฌธ์ด ์žˆ์Šต๋‹ˆ๋‹ค,
01:12
Roy. Efficiency involves an input and
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Roy. ํšจ์œจ์„ฑ์—๋Š” ์ž…๋ ฅ
01:15
an output. Itโ€˜s about the relationship
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๊ณผ ์ถœ๋ ฅ์ด ํฌํ•จ๋ฉ๋‹ˆ๋‹ค. ๊ทธ๊ฒƒ์€ ๋“ค์–ด์˜ค๋Š”
01:17
between the amount of energy
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์—๋„ˆ์ง€์˜ ์–‘
01:19
coming in โ€“ in other words, the food
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, ์ฆ‰
01:22
we eat - and the amount of the energy
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์šฐ๋ฆฌ๊ฐ€ ๋จน๋Š” ์Œ์‹๊ณผ
01:24
going out โ€“ the usual movements and
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01:27
activities of day-to-day life. So,
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์ผ์ƒ ์ƒํ™œ์˜ ์ผ์ƒ์ ์ธ ์›€์ง์ž„๊ณผ ํ™œ๋™์—์„œ ๋‚˜๊ฐ€๋Š” ์—๋„ˆ์ง€์˜ ์–‘ ์‚ฌ์ด์˜ ๊ด€๊ณ„์— ๊ด€ํ•œ ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ
01:30
according to this definition, which
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์ด ์ •์˜์— ๋”ฐ๋ฅด๋ฉด ์–ด๋–ค
01:33
animal is the most efficient? Is it:
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๋™๋ฌผ์ด ๊ฐ€์žฅ ํšจ์œจ์ ์ž…๋‹ˆ๊นŒ? ๊ทธ๊ฒƒ์€:
01:36
a) an ant? b) a whale? or c) a human?
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a) ๊ฐœ๋ฏธ? b) ๊ณ ๋ž˜? ๋˜๋Š” c) ์ธ๊ฐ„?
01:41
Humans are the most efficient animal.
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์ธ๊ฐ„์€ ๊ฐ€์žฅ ํšจ์œจ์ ์ธ ๋™๋ฌผ์ž…๋‹ˆ๋‹ค.
01:43
OK, Roy. Iโ€™ll reveal the answer later in the
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์ข‹์•„, ๋กœ์ด. ๊ทธ ๋‹ต์€ ๋‚˜์ค‘์— ํ”„๋กœ๊ทธ๋žจ์—์„œ ๊ณต๊ฐœํ•˜๊ฒ ์Šต๋‹ˆ๋‹ค
01:46
programme. To find out more about
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. ์ธ์ฒด๊ฐ€ ์–ด๋–ป๊ฒŒ ์ž‘๋™ํ•˜๋Š”์ง€ ์ž์„ธํžˆ ์•Œ์•„๋ณด๋ ค๋ฉด
01:49
how the human body works itโ€™s
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01:51
helpful to know how our species
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์šฐ๋ฆฌ ์ข…์ด ์–ด๋–ป๊ฒŒ ์ง„ํ™”ํ–ˆ๋Š”์ง€ ์•„๋Š” ๊ฒƒ์ด ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค
01:53
evolved. Hereโ€™s Herman Pontzer, professor
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. ์—ฌ๊ธฐ Duke University
01:56
of evolutionary anthropology at
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์˜ ์ง„ํ™” ์ธ๋ฅ˜ํ•™ ๊ต์ˆ˜์ธ Herman
01:59
Duke University, speaking with BBC World
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Pontzer๊ฐ€ BBC World
02:01
Service programme, CrowdScience.
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Service ํ”„๋กœ๊ทธ๋žจ์ธ CrowdScience์—์„œ ์ด์•ผ๊ธฐํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
02:04
Humans are remarkably efficient.
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์ธ๊ฐ„์€ ๋งค์šฐ ํšจ์œจ์ ์ž…๋‹ˆ๋‹ค.
02:06
We walk on two very straight legs, if
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์šฐ๋ฆฌ๋Š” ๋งค์šฐ ๊ณง์€ ๋‘ ๋‹ค๋ฆฌ๋กœ ๊ฑท์Šต๋‹ˆ๋‹ค.
02:10
a human stands next to a dog, for example,
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์˜ˆ๋ฅผ ๋“ค์–ด ์‚ฌ๋žŒ์ด ๊ฐœ ์˜†์— ์„œ ์žˆ๋Š”
02:11
the dog has got that funny bent classic
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๊ฒฝ์šฐ ๊ฐœ๋Š” ์šฐ์Šค๊ฝ์Šค๋Ÿฝ๊ฒŒ ๊ตฌ๋ถ€๋Ÿฌ์ง„ ๊ณ ์ „์ ์ธ
02:13
dog leg shape, right? And that crouched
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๊ฐœ ๋‹ค๋ฆฌ ๋ชจ์–‘์„ ๊ฐ€์ง€๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. ๊ทธ๋ ‡์ฃ ? ๊ทธ๋ฆฌ๊ณ  ๊ทธ ์›…ํฌ๋ฆฐ
02:16
posture is really typical of most animals.
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์ž์„ธ๋Š” ๋Œ€๋ถ€๋ถ„์˜ ๋™๋ฌผ์—๊ฒŒ ์ •๋ง ์ „ํ˜•์ ์ž…๋‹ˆ๋‹ค.
02:18
Humans have a very straight leg, and so
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์ธ๊ฐ„์€ ๋งค์šฐ ๊ณง์€ ๋‹ค๋ฆฌ
02:21
because of that, and because our legs
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๋ฅผ ๊ฐ€์ง€๊ณ  ์žˆ๊ธฐ ๋•Œ๋ฌธ์— ๋‹ค๋ฆฌ
02:22
are pretty long for our body size โ€“ humans
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๊ฐ€ ๋ชธ์ง‘์— ๋น„ํ•ด ๊ฝค ๊ธธ๊ธฐ ๋•Œ๋ฌธ์—(์ธ๊ฐ„
02:24
are part of the ape family โ€“ weโ€™re are efficient.
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์€ ์œ ์ธ์›๊ณผ์— ์†ํ•ฉ๋‹ˆ๋‹ค) ํšจ์œจ์ ์ž…๋‹ˆ๋‹ค.
02:27
Humans are apes and evolved from the
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์ธ๊ฐ„์€ ์œ ์ธ์›์ด๋ฉฐ
02:30
same origin as gorillas and chimpanzees.
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๊ณ ๋ฆด๋ผ ๋ฐ ์นจํŒฌ์ง€์™€ ๊ฐ™์€ ๊ธฐ์›์—์„œ ์ง„ํ™”ํ–ˆ์Šต๋‹ˆ๋‹ค.
02:32
One big difference however is that humans
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๊ทธ๋Ÿฌ๋‚˜ ํ•œ ๊ฐ€์ง€ ํฐ ์ฐจ์ด์ ์€ ์ธ๊ฐ„
02:36
walk upright on straight legs, whereas
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์€ ๊ณง์€ ๋‹ค๋ฆฌ๋กœ ๋˜‘๋ฐ”๋กœ ๊ฑท๋Š” ๋ฐ˜๋ฉด
02:38
most animals are crouched โ€“ bent over
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๋Œ€๋ถ€๋ถ„์˜ ๋™๋ฌผ์€ ์›…ํฌ
02:41
at the knee and leaning forwards
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๋ฆฌ๊ณ  ๋ฌด๋ฆŽ์„ ๊ตฝํžˆ๊ณ 
02:43
to the ground. This crouched posture is not
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๋•…์„ ํ–ฅํ•ด ์•ž์œผ๋กœ ๊ธฐ์šธ์ธ๋‹ค๋Š” ๊ฒƒ์ž…๋‹ˆ๋‹ค. ์ด ์›…ํฌ๋ฆฐ ์ž์„ธ
02:47
an efficient way to move.
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๋Š” ํšจ์œจ์ ์œผ๋กœ ์›€์ง์ด๋Š” ๋ฐฉ๋ฒ•์ด ์•„๋‹™๋‹ˆ๋‹ค.
02:48
Other animals, like dogs, have flat backs
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๊ฐœ์™€ ๊ฐ™์€ ๋‹ค๋ฅธ ๋™๋ฌผ์€ ๋“ฑ์ด ํŽธํ‰ํ•˜๊ณ  ๊ฐœ ๋‹ค๋ฆฌ ๋ชจ์–‘์œผ๋กœ ๊ตฌ๋ถ€๋Ÿฌ์ง„
02:52
and move on four bent legs called
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๋„ค ๊ฐœ์˜ ๊ตฌ๋ถ€๋Ÿฌ์ง„ ๋‹ค๋ฆฌ์ธ ๋„๊ทธ ๋ ˆ๊ทธ(doglegs)๋กœ ์›€์ง์ž…๋‹ˆ๋‹ค
02:54
doglegs โ€“ something bent in the shape of
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02:58
a dogโ€™s leg. The word dogleg can also mean
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. dogleg๋ผ๋Š” ๋‹จ์–ด
03:01
a sharp bend in a road or path.
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๋Š” ๋„๋กœ๋‚˜ ๊ฒฝ๋กœ์˜ ๊ธ‰์ปค๋ธŒ๋ฅผ ์˜๋ฏธํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.
03:04
So, the design of the human body makes it
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๋”ฐ๋ผ์„œ ์ธ์ฒด์˜ ์„ค๊ณ„
03:08
efficient compared to some other animals - but
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๋Š” ๋‹ค๋ฅธ ๋™๋ฌผ์— ๋น„ํ•ด ํšจ์œจ์ ์ž…๋‹ˆ๋‹ค. ํ•˜์ง€๋งŒ
03:11
how do humans compare with each other?
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์ธ๊ฐ„์€ ์„œ๋กœ ์–ด๋–ป๊ฒŒ ๋น„๊ตํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๊นŒ?
03:14
How do Kenyan athletes break long-distance
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03:16
running records, while many of us struggle
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์šฐ๋ฆฌ ์ค‘ ๋งŽ์€ ์‚ฌ๋žŒ๋“ค
03:19
to run for the bus? The main reason, according to
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์ด ๋ฒ„์Šค๋ฅผ ํƒ€๊ธฐ ์œ„ํ•ด ๊ณ ๊ตฐ๋ถ„ํˆฌํ•˜๋Š” ๋™์•ˆ ์ผ€๋ƒ ์„ ์ˆ˜๋“ค์€ ์–ด๋–ป๊ฒŒ ์žฅ๊ฑฐ๋ฆฌ ๋‹ฌ๋ฆฌ๊ธฐ ๊ธฐ๋ก์„ ๊นจ๋‚˜์š”?
03:22
Loughborough University physiologist,
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Loughborough University ์ƒ๋ฆฌํ•™์ž์ธ
03:24
Rhona Pearce, is training. But there may be
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Rhona Pearce์— ๋”ฐ๋ฅด๋ฉด ์ฃผ๋œ ์ด์œ ๋Š” ํ›ˆ๋ จ์ž…๋‹ˆ๋‹ค. ๊ทธ๋Ÿฌ๋‚˜
03:28
other factors too, as she explained to
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๊ทธ๋…€๊ฐ€
03:30
BBC World Serviceโ€™s, CrowdScience.
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BBC World Service์˜ CrowdScience์— ์„ค๋ช…ํ–ˆ๋“ฏ์ด ๋‹ค๋ฅธ ์š”์ธ๋„ ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ํž˜์ค„์˜ ํƒ„๋ ฅ์„ฑ์„ ์œ„ํ•œ ์ตœ์ 
03:34
Age probably comes into it in that thereโ€™s
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์˜ ๋‚˜์ด๊ฐ€ ์žˆ๋‹ค๋Š” ์ ์—์„œ ๋‚˜์ด๊ฐ€ ๋“ค์–ด๊ฐˆ
03:36
probably an optimal age for tendon
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๊ฒƒ์ž…๋‹ˆ๋‹ค. ๋‚˜์ด๊ฐ€ ๋“ค๋ฉด์„œ ๋‚˜์ด๊ฐ€ ์ค„์–ด
03:38
elasticity โ€“ that drops off as you get older,
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03:41
so probably thereโ€™s a sweet spot in age for
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03:45
running economy. So, in terms of weight, it
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๋“ญ๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ์ฒด์ค‘์˜
03:48
depends on what you weight is made up of,
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๊ฒฝ์šฐ ์ฒด์ค‘์ด ์–ด๋–ป๊ฒŒ ๊ตฌ์„ฑ๋˜์–ด ์žˆ๋Š”์ง€์— ๋”ฐ๋ผ ๋‹ฌ๋ผ์ง‘๋‹ˆ๋‹ค.
03:50
if youโ€™ve got more muscle mass thatโ€™s going
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๊ทผ์œก๋Ÿ‰์ด ๋” ๋งŽ์œผ๋ฉด
03:52
to help you, whereas if itโ€™s more fat
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๋„์›€์ด ๋˜๊ณ 
03:54
then youโ€™ve got to carry it.
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์ง€๋ฐฉ์ด ๋” ๋งŽ์œผ๋ฉด ์ง€ํƒฑํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
03:56
Efficient running depends on having flexible
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ํšจ์œจ์ ์ธ ๋‹ฌ๋ฆฌ๊ธฐ๋Š” ์œ ์—ฐํ•œ
04:00
muscles and tendons, and this flexibility
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๊ทผ์œก๊ณผ ํž˜์ค„์— ๋‹ฌ๋ ค ์žˆ์œผ๋ฉฐ, ์ด๋Ÿฌํ•œ ์œ ์—ฐ์„ฑ
04:03
drops off, or decreases, as we get older.
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์€ ๋‚˜์ด๊ฐ€ ๋“ค๋ฉด์„œ ๋–จ์–ด์ง€๊ฑฐ๋‚˜ ๊ฐ์†Œํ•ฉ๋‹ˆ๋‹ค.
04:08
This means that, in terms of running, the body
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์ด๊ฒƒ์€ ๋‹ฌ๋ฆฌ๊ธฐ์™€ ๊ด€๋ จํ•˜์—ฌ ์‹ ์ฒด
04:11
has an optimal age โ€“ the best age, or the age
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์— ์ตœ์ ์˜ ๋‚˜์ด, ์ฆ‰ ๊ฐ€์žฅ ์ข‹์€ ๋‚˜์ด ๋˜๋Š”
04:16
at which you are most likely to succeed.
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์„ฑ๊ณตํ•  ๊ฐ€๋Šฅ์„ฑ์ด ๊ฐ€์žฅ ๋†’์€ ๋‚˜์ด๊ฐ€ ์žˆ์Œ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.
04:18
Body composition also plays a part.
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์ฒด์„ฑ๋ถ„๋„ ํ•œ๋ชซํ•ฉ๋‹ˆ๋‹ค.
04:21
Efficient runners need high muscle mass - the
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ํšจ์œจ์ ์ธ ์ฃผ์ž๋Š” ์ง€๋ฐฉ์ด๋‚˜ ๋ผˆ
04:25
amount of muscle in your body, as opposed
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๊ฐ€ ์•„๋‹Œ ๋ชธ์˜ ๊ทผ์œก๋Ÿ‰์ธ ๋†’์€ ๊ทผ์œก๋Ÿ‰์„ ํ•„์š”๋กœ ํ•ฉ๋‹ˆ๋‹ค
04:28
to fat or bone. So, training, age, muscle mass
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. ๋”ฐ๋ผ์„œ ํ›ˆ๋ จ, ์—ฐ๋ น, ๊ทผ์œก๋Ÿ‰
04:33
and genetics and are all factors which,
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๋ฐ ์œ ์ „ํ•™์€ ๋ชจ๋‘
04:36
when they come together, produce
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ํ•จ๊ป˜ ๋ชจ์˜€์„ ๋•Œ
04:38
a sweet spot โ€“ the best possible combination
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์ตœ์ ์˜ ์ง€์ , ์ฆ‰
04:41
of factors and circumstances. And from the
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์š”์ธ๊ณผ ํ™˜๊ฒฝ์˜ ์ตœ์ƒ์˜ ์กฐํ•ฉ์„ ์ƒ์„ฑํ•˜๋Š” ๋ชจ๋“  ์š”์ธ์ž…๋‹ˆ๋‹ค. ๊ทธ๋ฆฌ๊ณ 
04:45
evidence it looks like my answer to
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์ฆ๊ฑฐ๋กœ ๋ณผ ๋•Œ
04:48
your question was right, Sam.
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๋‹น์‹ ์˜ ์งˆ๋ฌธ์— ๋Œ€ํ•œ ์ œ ๋Œ€๋‹ต์ด ์˜ณ์•˜๋˜ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค, ์ƒ˜.
04:50
Ah yes, I asked which animal was the most
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์•„ ๋„ค, ์–ด๋–ค ๋™๋ฌผ์ด ๊ฐ€์žฅ
04:53
efficient, and you said it was c) a human. Well,
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ํšจ์œจ์ ์ธ์ง€ ๋ฌผ์—ˆ๋”๋‹ˆ c) ์ธ๊ฐ„์ด๋ผ๊ณ  ํ•˜์…จ์Šต๋‹ˆ๋‹ค. ์Œ,
04:58
Iโ€™m sorry to say but that was the wrong
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๋ฏธ์•ˆํ•˜์ง€๋งŒ ๊ทธ๊ฑด ์˜ค๋‹ต์ด์—ˆ์Šต๋‹ˆ๋‹ค
05:01
answer! The funny thing is - and scientists
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! ์žฌ๋ฏธ์žˆ๋Š” ์ ์€ - ๊ณผํ•™์ž๋“ค์€
05:05
still donโ€™t understand why - but the bigger
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์—ฌ์ „ํžˆ โ€‹โ€‹๊ทธ ์ด์œ ๋ฅผ ์ดํ•ดํ•˜์ง€ ๋ชปํ•˜์ง€๋งŒ -
05:08
the animal, the less energy it uses,
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๋™๋ฌผ์ด ํด์ˆ˜๋ก ์—๋„ˆ์ง€๋ฅผ ์ ๊ฒŒ ์‚ฌ์šฉํ•œ๋‹ค๋Š” ๊ฒƒ
05:11
kilo for kilo. So, the most efficient animalโ€ฆ
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์ž…๋‹ˆ๋‹ค. ๋”ฐ๋ผ์„œ ๊ฐ€์žฅ ํšจ์œจ์ ์ธ ๋™๋ฌผ์€...
05:15
โ€ฆis also be the biggest โ€“ a whale! OK, letโ€™s
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...๋˜ํ•œ ๊ฐ€์žฅ ํฐ ๋™๋ฌผ์ด๊ธฐ๋„ ํ•ฉ๋‹ˆ๋‹ค. ๋ฐ”๋กœ ๊ณ ๋ž˜์ž…๋‹ˆ๋‹ค! ์ข‹์•„์š”, ์›…ํฌ๋ฆฌ๊ธฐ ์ž์„ธ
05:20
recap the vocabulary from the programme,
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๋ถ€ํ„ฐ ์‹œ์ž‘ํ•˜์—ฌ ํ”„๋กœ๊ทธ๋žจ์˜ ์–ดํœ˜๋ฅผ ์š”์•ฝํ•ด ๋ด…์‹œ๋‹ค
05:22
starting with crouched โ€“ a position, which
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05:26
is bent at the knee, leaning forward
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. ๋ฌด๋ฆŽ์„ ๊ตฌ๋ถ€๋ฆฌ๊ณ  ์•ž์œผ๋กœ ๋ชธ์„
05:28
and closer to the ground.
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๊ธฐ์šธ์ด๊ณ  ์ง€๋ฉด์— ๋” ๊ฐ€๊น๊ฒŒ ํ•˜๋Š” ์ž์„ธ์ž…๋‹ˆ๋‹ค.
05:30
A dogleg can describe something which
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dogleg
05:32
has a bent shape, especially
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๋Š” ๊ตฌ๋ถ€๋Ÿฌ์ง„ ๋ชจ์–‘, ํŠนํžˆ
05:34
a sharp bend in a road or path.
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๋„๋กœ๋‚˜ ๊ฒฝ๋กœ์˜ ๊ธ‰๊ฒฉํ•œ ๊ตด๊ณก์„ ๊ฐ€์ง„ ๊ฒƒ์„ ์„ค๋ช…ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
05:37
The optimal age to do something
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๋ฌด์–ธ๊ฐ€
05:39
is the best age to do it.
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๋ฅผ ํ•˜๊ธฐ ์œ„ํ•œ ์ตœ์ ์˜ ๋‚˜์ด๋Š” ๊ทธ๊ฒƒ์„ ํ•˜๊ธฐ ๊ฐ€์žฅ ์ข‹์€ ๋‚˜์ด์ž…๋‹ˆ๋‹ค.
05:42
If something drops off, it decreases
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๋ฌด์–ธ๊ฐ€๊ฐ€ ๋–จ์–ด์ง€๋ฉด
05:45
in quality or quantity.
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์งˆ์ด๋‚˜ ์–‘์ด ์ค„์–ด๋“ญ๋‹ˆ๋‹ค.
05:47
A sweet spot is the best possible
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์Šค์œ— ์ŠคํŒŸ์€
05:50
combination of factors or circumstances.
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์š”์ธ์ด๋‚˜ ์ƒํ™ฉ์˜ ๊ฐ€๋Šฅํ•œ ์ตœ์ƒ์˜ ์กฐํ•ฉ์ž…๋‹ˆ๋‹ค.
05:53
And finally, muscle mass is the amount
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๋งˆ์ง€๋ง‰์œผ๋กœ, ๊ทผ์œก๋Ÿ‰
05:56
of muscle in your body, as opposed to fat
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์€ ์ง€๋ฐฉ์ด๋‚˜ ๋ผˆ๊ฐ€ ์•„๋‹Œ ์‹ ์ฒด์˜ ๊ทผ์œก๋Ÿ‰์ž…๋‹ˆ๋‹ค
05:59
or bone. Once again, our six minute are up.
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. ๋‹ค์‹œ ํ•œ ๋ฒˆ 6๋ถ„์ด ๋๋‚ฌ์Šต๋‹ˆ๋‹ค.
06:02
Bye for now!
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์ง€๊ธˆ์€ ์•ˆ๋…•!
06:03
Bye!
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์•ˆ๋…•!
์ด ์›น์‚ฌ์ดํŠธ ์ •๋ณด

์ด ์‚ฌ์ดํŠธ๋Š” ์˜์–ด ํ•™์Šต์— ์œ ์šฉํ•œ YouTube ๋™์˜์ƒ์„ ์†Œ๊ฐœํ•ฉ๋‹ˆ๋‹ค. ์ „ ์„ธ๊ณ„ ์ตœ๊ณ ์˜ ์„ ์ƒ๋‹˜๋“ค์ด ๊ฐ€๋ฅด์น˜๋Š” ์˜์–ด ์ˆ˜์—…์„ ๋ณด๊ฒŒ ๋  ๊ฒƒ์ž…๋‹ˆ๋‹ค. ๊ฐ ๋™์˜์ƒ ํŽ˜์ด์ง€์— ํ‘œ์‹œ๋˜๋Š” ์˜์–ด ์ž๋ง‰์„ ๋”๋ธ” ํด๋ฆญํ•˜๋ฉด ๊ทธ๊ณณ์—์„œ ๋™์˜์ƒ์ด ์žฌ์ƒ๋ฉ๋‹ˆ๋‹ค. ๋น„๋””์˜ค ์žฌ์ƒ์— ๋งž์ถฐ ์ž๋ง‰์ด ์Šคํฌ๋กค๋ฉ๋‹ˆ๋‹ค. ์˜๊ฒฌ์ด๋‚˜ ์š”์ฒญ์ด ์žˆ๋Š” ๊ฒฝ์šฐ ์ด ๋ฌธ์˜ ์–‘์‹์„ ์‚ฌ์šฉํ•˜์—ฌ ๋ฌธ์˜ํ•˜์‹ญ์‹œ์˜ค.

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