What’s a squillo, and why do opera singers need it? - Ming Luke

527,471 views ・ 2020-03-09

TED-Ed


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翻译人员: Lark Yu 校对人员: Wanting Zhong
00:07
Gripped with vengeful passion,
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满怀复仇的激情,
00:09
The Queen of the Night tears across the stage.
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夜后狂奔着穿过舞台。
00:11
She begins to sing her titular aria,
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她开始歌唱以她为名的咏叹调,
00:14
one of the most famous sections from Mozart’s beloved opera,
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这是莫扎特脍炙人口的歌剧
《魔笛》中最著名的选段之一。
00:17
"The Magic Flute."
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00:19
The orchestra fills the hall with music,
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管弦乐队的音乐回荡在大厅,
00:21
but the queen’s voice soars above the instruments.
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但夜后的歌声凌驾于乐器的演奏之上。
00:25
Its melody rings out across thousands of patrons,
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歌声的旋律在数千名听众中回响,
00:28
reaching seats 40 meters away—
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甚至能传达到 远在四十米以外的座位——
00:31
all without any assistance from a microphone.
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完全没有借助麦克风。
00:34
How is it possible that this single voice can be heard so clearly,
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在几十种乐器同时演奏的情况下,
00:38
above the strains of dozens of instruments?
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为何能如此清晰地 听到这一人的歌声呢?
00:40
The answer lies in the physics of the human voice,
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答案藏在人类声音的物理特性
00:44
and the carefully honed technique of an expert opera singer.
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以及专业歌剧演唱家 精心锤炼的技巧中。
00:48
All the music in this opera house originates from the vibrations
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歌剧院中的所有音乐
都由乐器的振动产生——
00:51
created by instruments—
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00:53
whether it’s the strings of a violin or the vocal folds of a performer.
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无论是小提琴的琴弦, 亦或是演唱者的声带。
00:57
These vibrations send waves into the air, which our brains interpret as sound.
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这些振动将声波传递至空气中, 而我们的大脑将其识别为声音。
01:02
The frequency of these vibrations––
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振动的频率——
01:04
specifically, the number of waves per second––
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确切来说,每秒中的波数——
01:07
is how our brains determine the pitch of a single note.
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就是大脑判定单个音符音高的依据。
01:11
But in fact, every note we hear
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但实际上,我们听到的每个音符
01:13
is actually a combination of multiple vibrations.
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都是多个振动的组合。
01:17
Imagine a guitar string vibrating at its lowest frequency.
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想象以最低频率振动的吉他弦。
01:21
This is called the fundamental,
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这叫做 “基音” ,
01:22
and this low pitch is what our ears mostly use to identify a note.
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我们的耳朵大多是用 这个低音来辨别音符的。
01:27
But this lowest vibration triggers additional frequencies called overtones,
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但这个最低振动会触发 额外的振动频率,叫做 “泛音”,
01:32
which layer on top of the fundamental.
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泛音会叠加在基音之上。
01:35
These overtones break down into specific frequencies
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这些泛音能分解成特定的频率,
01:38
called harmonics, or partials—
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称为 “谐波” ,或 “分音” ——
01:41
and manipulating them is how opera singers work their magic.
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而操纵分音就是歌剧演唱家 施展魔法的手段。
01:45
Every note has a set of frequencies that comprise its harmonic series.
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每个音符都有一个 “泛音列”, 由一组频率构成。
01:50
The first partial vibrates at twice the frequency of the fundamental.
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第一分音的振动频率 是基音的两倍,
01:55
The next partial is three times the fundamental’s frequency, and so on.
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第二分音的振动频率 是基音的三倍,以此类推。
01:59
Virtually all acoustic instruments produce harmonic series,
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几乎所有的原声乐器 均会产生泛音列,
02:03
but each instrument’s shape and material changes the balance of its harmonics.
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但是每种乐器的形状和材质 会影响其泛音的平衡。
02:08
For example, a flute emphasizes the first few partials,
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比如说,长笛突出强调前几个分音,
02:15
but in a clarinet’s lowest register,
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而在单簧管的最低音区,
02:17
the odd-numbered partials resonate most strongly.
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奇数的分音共振最强。
02:21
The strength of various partials
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不同分音的强度
02:23
is part of what gives each instrument its unique sonic signature.
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在一定程度上赋予了 每种乐器独特的音质,
02:27
It also affects an instrument’s ability to stand out in a crowd,
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同时,还影响了乐器 在人群中脱颖而出的能力,
02:31
because our ears are more strongly attuned to some frequencies than others.
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因为人们的耳朵更加适应某些频率。
02:36
This is the key to an opera singer’s power of projection.
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这就是歌剧演唱者穿透力的关键。
02:40
An operatic soprano—
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一位歌剧女高音——
02:42
the highest of the four standard voice parts—
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四部和声中最高的声部——
02:44
can produce notes with fundamental frequencies
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能唱出音符的基音频率
02:47
ranging from 250 to 1,500 vibrations per second.
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介于每秒 250 到 1500 次之间。
02:53
Human ears are most sensitive to frequencies
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人耳最敏感的频率
02:55
between 2,000 and 5,000 vibrations per second.
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介于每秒 2000 到 5000 次之间。
02:59
So if the singer can bring out the partials in this range,
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因此,如果演唱者能 发出这个范围内的分音,
03:03
she can target a sensory sweet spot where she’s most likely to be heard.
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她就能瞄准听觉的 “甜蜜区”, 也就是最有可能被听到的范围。
03:08
Higher partials are also advantageous
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更高的分音也很有优势,
03:10
because there’s less competition from the orchestra,
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因为在这些频率区间, 乐器的泛音更弱,
03:13
whose overtones are weaker at those frequencies.
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造成的干扰也更少。
03:16
The result of emphasizing these partials
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强调这些分音的结果
03:19
is a distinctive ringing timbre called a singer’s squillo.
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是一种独特的嘹亮音色, 叫做歌唱者的 “共振峰”(squillo)。
03:24
Opera singers work for decades to create their squillo.
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歌剧演唱者苦练数十载, 以打造出自己的 “共振峰” 。
03:28
They can produce higher frequencies
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通过调整声带和声道的形状和张力,
03:30
by modifying the shape and tension in their vocal folds and vocal tract.
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他们可以发出频率更高的声音。
03:35
And by shifting the position of their tongues and lips,
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而通过改变舌头和嘴唇的位置,
03:38
they accentuate some overtones while dampening others.
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他们可以加强某些泛音, 同时弱化另一些泛音。
03:42
Singers also increase their range of partials with vibrato—
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歌唱者也可以用 “颤音” 来扩展分音的音域——
03:46
a musical effect in which a note slightly oscillates in pitch.
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这是一种音符在音高上 轻微振荡的音乐效果。
03:50
This creates a fuller sound that rings out
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颤音能打造出更加饱满的声音,
03:53
over the instruments’ comparatively narrow vibratos.
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比乐器相对狭窄的颤音更加响亮。
03:56
Once they have the right partials,
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一旦掌握了正确的分音后,
03:58
they employ other techniques to boost their volume.
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歌唱家们使用其他的技术来增强音量。
04:01
Singers expand their lung capacity and perfect their posture
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他们扩大肺活量,并完善自己的仪态,
04:05
for consistent, controlled airflow.
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以获得持续、可控的气流。
04:08
The concert hall helps as well,
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音乐厅本身也有所助益,
04:10
with rigid surfaces that reflect sound waves towards the audience.
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刚性表面能把声波反射到观众中。
04:14
All singers take advantage of these techniques,
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所有的演唱者都会利用这些技术,
04:17
but different vocal signatures demand different physical preparation.
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但不同的声音特点 需要不同的体态准备。
04:21
A Wagnerian singer needs to build up stamina
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一位瓦格纳歌剧的歌唱家 需要锻炼耐力,
04:24
to power through the composer’s four-hour epics.
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才能坚持唱完瓦格纳 长达四小时的鸿篇巨著。
04:28
While bel canto singers require versatile vocal folds
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而美声唱法歌唱家 则需要灵活多变的声带,
04:31
to vault through acrobatic arias.
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来演绎难度高超的咏叹调。
04:34
Biology also sets some limits—
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生理也会设置局限——
04:36
not every technique is feasible for every set of muscles,
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并不是每项技巧 对每组肌肉都适用,
04:39
and voices change as singers age.
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随着年龄增加, 歌唱家的声音也有所变化。
04:42
But whether in an opera hall or a shower stall,
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但无论是在歌剧院还是淋浴间,
04:46
these techniques can turn un-amplified voices
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这些技巧能把未经放大的声音
04:49
into thundering musical masterpieces.
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变成雷鸣般的音乐杰作。
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