跟讀練習: HOW IT WORKS - Grand Piano - 通過影片學習英語口語
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36 句
如果句子過短或過長，請點選 Edit 進行調整。
1
It's big, it's beautiful, it's a grand piano and each one of these majestic instruments is exquisitely handcrafted.
2
The main difference from a standard upright piano is
3
that in a grand the strings are longer and have to be arranged horizontally.
4
The sound is produced by a felt hammer hitting up to three strings at once.
5
The thicker and longer the strings are the lower the note.
6
Each string begins life as a single steel wire attached to a spinning machine.
7
One of the workers scuffs up the surface with sandpaper so
8
when a copper wire is wrapped
9
around it'll stay in
10
place he adds another wire
11
to the string to give it a deeper bass note the
12
strings for a grand piano range in length from just five centimeters to over two meters.
13
That's what allows them to produce an incredibly wide range of notes.
14
Finally, he tightens the end of the wire to stop it from uncoiling.
15
They have to use layers of flexible wood for the piano's casing, so they'll be able to bend it into the traditional shape.
16
They're glued together and then squashed in a press until the adhesives dry.
17
Then it's taken over to another press which will give it its shape.
18
It's a tough job to get it into position and requires a bit of muscle and a lot of teamwork.
19
When the strings are fixed, they'll have a combined tension of 24 tons, so the metal frame needs to be a super tough structure.
20
It's made of precision cast iron, in a technique that was developed in the early 19th century.
21
A cocktail of bronze powder, dissolver and thickener is sprayed onto the metal surface to fill any pores and give the frame a smooth finish.
22
The metal frame weighs about 170 kilograms and has to be lifted into the wooden casing with a pulley.
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Then it's time to fix the strings, all 240 of them.
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Low notes have just got one string but the middle and higher notes have two or three to make them louder.
25
They're called bichords and trichords.
26
Each individual string has to be stressed until it reaches the exact pitch.
27
Finally, they check the strings with a felt hammer.
28
The hammer is controlled by a mechanism that enables a series of notes to be played consecutively at high speed.
29
The workings of the piano are now complete, but before it can be fitted into the casing, an expert must check that all the hammers reach the same keystroke height,
30
so they produce an even sound.
31
A key has to drop under a weight of 52 grams, and they all have to be tested one by one.
32
Who said the music industry was glamorous?
33
All that remains is the final assembly.
34
Every individual grand piano is handcrafted to the highest standards.
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That's why this factory builds, on average, just one a day.
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We'll be right back.
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本課的詞彙與口語要點
這段影片共有 36 個句子、484 個單詞可供跟讀。 講話部分時長為 4:42。 說話人語速較慢，每分鐘約 103 個詞，你有足夠的時間模仿每一個音。 只有 76% 的單詞屬於英語最常用的 3,000 詞，詞彙難度較高。
影片中的重點詞彙
影片中 15 個值得學習的單詞，附發音和釋義：
| 單詞 | 發音 | 釋義 |
|---|---|---|
| string 名詞 | /stɹɪŋ/ | 線 /線 |
| piano 名詞 | /piˈænɪː/ | 鋼琴 /鋼琴 |
| wire 名詞 | /ˈwaɪɚ/ | 線 /線, 鐵絲 /鐵絲 |
| hammer 名詞 | /ˈhæmɚ/ | 摃錘仔 /𫼱錘仔, 錘子 /錘子 |
| technique 名詞 | /tɛkˈniːk/ | 技術 /技術, 技巧 |
| thick 形容詞 | /θɪk/ | ху, 厚 |
| muscle 名詞 | /ˈmʌs.əl/ | 肌肉, 筋肉 |
| worker 名詞 | /ˈwɝ.kɚ/ | 工人, 工作者 |
| layer 名詞 | /ˈleɪ̯ɚ/ | 層 /層 |
| smooth 形容詞 | /smuːð/ | 平穩 /平穩, 順利 /順利 |
| spin 動詞 | /spɪn/ | 轉動 /轉動, 自轉 /自轉 |
| wooden 形容詞 | /ˈwʊdn̩/ | 木製 /木製 |
| ton 名詞 | /tʌn/ | 噸 /噸, 公噸 /公噸 |
| bass 名詞 | /beɪs/ | 低音 |
| copper 名詞 | /ˈkɒpə/ | 銅 /銅 |
需要注意的發音
說話人用了 6 次縮略和弱讀形式，例如 they'll, they're, it'll。請按聽到的簡短形式來說。
- “th” 音: thick /θɪk/, smooth /smuːð/
- “sh” 和 “zh” 音: tension /ˈtɛnʃən/, precision /pɹɪˈsɪʒ.ən/, squash /skwɔʃ/
- 長單詞——注意重音位置: incredibly /ɪŋˈkɹɛdɪbli/, mechanism /ˈmɛk.ə.nɪ.zəm/
如何用這段影片練習
- 先完整聽一遍影片，不要開口，記下不認識的單詞。
- 用正常速度逐句跟讀，每句重複到你的節奏與說話人一致為止。
- 錄下自己的聲音並與原聲對比，特別注意 string, piano, wire 這類單詞。
什麼是跟讀法？
跟讀法 (Shadowing) 是一種有科學依據的語言學習技巧，最初開發用於專業口譯員的培訓，並由多語言者Alexander Arguelles博士普及。這個方法簡單而強大：您在聽英語母語原聲的同時立即大聲重複——就像是一個延遲1-2秒緊跟說話者的影子。與被動聽力或語法練習不同，跟讀法強迫您的大腦和口腔肌肉同時處理並模模擬實的講話模式。研究表明它能顯著提高發音準確性，語調，節奏，連讀，聽力理解和口語流利度——使其成為雅思口語備考和真實英語交流最有效的方法之一。