The life cycle of a cup of coffee - A.J. Jacobs

1,362,276 views ・ 2021-01-04

TED-Ed


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翻译人员: Alexis Young 校对人员: Helen Chang
00:07
How many people does it take to make a cup of coffee?
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煮杯咖啡需要多少人?
00:12
For many of us, all it takes is a short walk and a quick pour.
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对于许多人来说,只要走一小段路, 然后将咖啡倒杯里。
00:16
But this simple staple is the result of a globe-spanning process
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但这种简单的大众饮料 經過了跨越全球的歷程,
00:21
whose cost and complexity are far greater than you might imagine.
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其成本和复杂性远远大于你想象的。
00:26
It begins in a place like the remote Colombian town of Pitalito.
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它始于如哥伦比亚偏远的 皮塔利托镇这样的地方。
00:31
Here, family farms have clear cut local forests to make room
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在这里,家庭农场砍伐当地森林,
为整齐的科菲亚树排腾出空间。
00:36
for neat rows of Coffea trees.
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00:39
These shrub-like plants were first domesticated in Ethiopia
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这些灌木状植物 最初在埃塞俄比亚驯化,
00:43
and are now cultivated throughout equatorial regions.
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现在于整个赤道地区种植。
00:47
Each shrub is filled with small berries called "coffee cherries."
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株灌木都装满了小浆果, 叫做 “咖啡樱桃“。
00:52
Since fruits on the same branch can ripen at different times,
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由于同一枝上的果实 会在不同的时间成熟,
00:56
they’re best picked by hand,
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最好以手工采摘
00:59
but each farm has its own method for processing the fruit.
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但每个农场都有自己的加工法。
01:02
In Pitalito, harvesters toil from dawn to dusk at high altitudes,
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在皮塔利托,收割工人从黎明到黄昏 在高海拔地区辛勤劳作,
01:08
often picking over 25 kilograms per shift for very low wages.
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经常每班采摘超过25公斤,
但工资极低。
01:14
The workers deliver their picked cherries to the wet mill.
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工人们把他们采摘的果实 送到潮湿的磨坊。
01:18
This machine separates the seeds from the fruit,
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这台机器将种子从果实中分离,
01:21
and then sorts them by density.
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然后按密度进行分类。
01:23
The heaviest, most flavorful seeds sink to the bottom of the mill,
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最重,最有味道的种子沉入底部,
01:27
where they’re collected and taken to ferment
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在那里它们被收集,
并放到一缸水中发酵一两天。
01:30
in a tub of water for one or two days.
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01:33
Then, workers wash off the remaining fruit and put the seeds out to dry.
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然后工人洗掉剩下的果肉, 把种子晾干。
01:38
Some farms use machines for this process,
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一些农场使用机器进行这个过程,
01:41
but in Pitalito, seeds are spread onto large mesh racks.
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但在皮塔利托, 种子被散置在大网架上。
01:46
Over the next three weeks, workers rake the seeds regularly
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在接下来的三周里, 工人们定期翻耙种子,
01:50
to ensure they dry evenly.
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以确保它们均匀干燥。
01:52
Once the coffee beans are dry,
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干燥后会有卡车将咖啡豆 运到附近的工厂,
01:54
a truck takes them to a nearby mill with several specialized machines.
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工厂配备了几台专用机器:
01:59
An air blower re-sorts the seeds by density,
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吹风机按密度进行重新分类,
02:03
an assortment of sieves filter them by size,
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各种筛子按大小过滤,
02:06
and an optical scanner sorts by color.
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光学扫描仪按颜色分类。
02:09
At this point, professionals called Q-graders select samples
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此时,所谓的 Q 级专业人士
会选择豆类样品来烘烤和酿造。
02:13
of beans to roast and brew.
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02:16
In a process called "cupping," they evaluate the coffee’s taste, aroma,
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在一个叫做 “杯测” 的过程中, 他们评估咖啡的味道、香气和口感,
02:21
and mouthfeel to determine its quality.
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以确定咖啡的质量。
02:24
These experts give the beans a grade, and get them ready to ship.
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这些专家给豆子分级, 让它们准备好发货。
02:28
Workers load burlap sacks containing up to 70 kilograms
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工人们将装有多达 70 公斤 分级咖]啡豆的粗麻袋
02:33
of dried and sorted coffee beans onto steel shipping containers,
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入钢制集装箱,
02:37
each able to carry up to 21 metric tons of coffee.
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每个集装箱最多 可装载 21 公吨咖啡。
02:42
From tropical ports, cargo ships crewed by over 25 people
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货船载着超过 25 名船员 从热带港口出发,
02:47
transport coffee around the world
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将咖啡运输到在世界各地。
02:49
But no country imports more coffee than the United States,
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但进口咖啡最多的国家莫过于美国,
02:54
with New York City alone consuming millions of cups every day.
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仅纽约市每天就消耗数百万杯。
02:59
After the long journey from Colombia to New Jersey,
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从哥伦比亚到新泽西的长途旅行后,
03:02
our coffee beans pass through customs.
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我们的咖啡豆通过海关。
03:04
Once dockworkers unload the container,
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一旦码头工人卸下集装箱,
03:07
a fleet of eighteen-wheelers transport the coffee to a nearby warehouse,
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一队十八轮货车将咖啡 运到附近的仓库,
03:12
and then to a roastery.
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然后运到烘烤厂。
03:14
Here the beans go into a roasting machine, stirred by a metallic arm
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在这里,豆子进入烘烤机,
由金属手臂搅拌 并以燃烧气体的火加热。
03:19
and heated by a gas-powered fire.
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03:22
Nearby sensors monitor the coffee’s moisture level, chemical stability,
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附近的传感器监控咖啡的水分、 化学稳定性和温度,
03:26
and temperature, while trained coffee engineers manually adjust these levels
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而训练有素的咖啡工程师 在整个 12 分钟的烘烤周期中
03:31
throughout the twelve-minute roasting cycle.
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会以手动调整。
03:34
This process releases oil within the seed,
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这个过程让种子内的油释放,
03:37
transforming the seeds into grindable, brewable beans
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将种子转化为可研磨可冲泡的豆子,
03:41
with a dark brown color and rich aroma.
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色呈深棕,香气浓郁。
03:45
After roasting, workers pack the beans into five-pound bags,
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烘烤完后,工人们把豆子 以五磅的袋子分装,
03:49
which a fleet of vans deliver to cafes and stores across the city.
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再由货车队送到了 全市的咖啡馆和商店。
03:54
The coffee is now so close you can smell it,
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现在咖啡已经离你很近了, 你几乎闻得到它的香味,
03:57
but it needs more help for the final stretch.
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但还有最后一关需要帮它一把。
04:00
Each coffee company has a head buyer
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每家咖啡公司都有一位采购主管,
04:03
who carefully selects beans from all over the world.
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他精心挑选来自世界各地的咖啡豆,
04:06
Logistics teams manage bean delivery routes,
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物流团队管理豆子递送路线,
04:09
and brave baristas across the city serve this caffeinated elixir
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全市勇敢的咖啡师为来去匆匆的顾客
04:14
to scores of hurried customers.
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提供这种含咖啡因的甘露。
04:17
All in all, it takes hundreds of people to get coffee to its intended destination—
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总之,咖啡需要数百人 才能送到预定目的地,
04:22
and that’s not counting everyone maintaining the infrastructure
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这还不包括维护运输基础设施的人。
04:26
that makes the journey possible.
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04:28
Many of these individuals work for low pay in dangerous conditions—
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其中许多人在危险的条件下 赚取微薄工资,
04:32
and some aren’t paid at all.
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有些人根本没有报酬。
04:35
So while we might marvel at the global network behind this commodity,
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因此,尽管我们惊叹于 这商品背后的全球网络,
04:39
let’s make sure we don’t value the final product
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我们应确保我们不要将最终产品
04:42
more than the people who make it.
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比背后辛劳的人们看得更重。
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