跟读练习: How many germs are killed by toasting bread? | But Why Bites - 通过视频学习英语口语
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19 句
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1
When you put toast in the toaster, what's the normal estimate of how much germs it kills?
2
I've got bad news and good news for you, Malcolm.
3
The bad news is that despite searching high and low, we couldn't find a good estimate for exactly how many germs a normal, non -moldy piece of bread might have.
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So it's really hard to know how many germs are killed by toasting it.
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But we can still make some educated assumptions.
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That's the good news.
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Germs are everywhere, so there are definitely some on your bread.
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That doesn't mean it's necessarily going to harm you, though.
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Some germs are pretty mild, and our bodies have built up lots of defenses to fight off things that could make us sick.
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Now toasting your bread does do some extra good when it comes to neutralizing pesky bacteria.
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The higher the temperature, the more surface bacteria will be killed off.
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So if you're toasting your bread enough for it to turn golden brown, that's a good start.
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And throw away your bread if it has any visible mold on it.
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But here's the key.
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Your toast could be clean as can be.
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And it does no good if you pick it up with dirty, germy hands.
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You can transfer germs from your hands to your toast to your mouth pretty easily.
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So whether you're toasting or not, the best thing you can do to avoid the germs that might make you sick is wash your hands before you eat.
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I'm trying to learn more about But Why, and this is our full episode, but at butwhyacase .org.
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這個影片適合誰？
無論你是正在準備雅思口語練習的考生，還是想通過英語影子跟读提升口語的學習者，這部影片都很合適。它的對話風格親切自然，話題貼近生活，非常適合用來練習聽力理解和口語表達。影片中探討的「烤麵包殺菌」話題既能激發好奇心，又能讓你在輕鬆的氛圍中積累實用表達。
值得借鑑的詞彙和短語
- search high and low：到處尋找。影片中用來形容努力查找資料的過程。
- educated assumptions：有根據的假設。指基於現有知識做出的合理推測。
- neutralizing pesky bacteria：消滅討厭的細菌。"neutralizing"強調中和、消滅的動作，"pesky"則生動地表達了細菌的令人煩惱。
如何糾正口音？
想要提高英語发音，不妨試試影子跟读（shadow speech）。這部影片的講者語速適中，語調自然，很適合做為影子跟读的素材。注意觀察講者在說"germs"、"toasting"等詞時的發音細節，尤其是輔音的清晰度。另外，講者在表達「壞消息和好消息」時的語氣變化也值得模仿，這能讓你的口語更具感染力。練習時，可以反覆播放片段，跟著講者的節奏和語調朗讀，逐漸養成自然的英語表達習慣。
無論是雅思口語練習還是日常口語提升，影子跟读都是有效的方法。通過模仿影片中的對話，你不僅能積累詞彙，還能鍛煉語感，讓自己的英語表達更流利、更地道。趕快打開影片，開始你的影子跟读練習吧！
视频中的语法
说话人最常用的结构，并附上视频中的原话：
| 结构 | 视频中的用法 |
|---|---|
| 被动语态 be + 过去分词 — 强调发生了什么，而不是谁做的 | are killed · will be killed |
| 现在完成时 have/has + 过去分词 — 过去发生但与现在仍有关联的事 | have built |
| 用 “might / may” 表可能 might/may + 动词 — 有可能但不确定的事 | might have · might make |
| 最高级 the -est / the most … — 一组中最高或最低的 | the best |
什么是跟读法？
跟读法 (Shadowing) 是一种有科学依据的语言学习技巧，最初开发用于专业口译员的培训，并由多语言者Alexander Arguelles博士普及。这个方法简单而强大：您在听英语母语原声的同时立即大声重复——就像是一个延迟1-2秒紧跟说话者的影子。与被动听力或语法练习不同，跟读法强迫您的大脑和口腔肌肉同时处理并模仿真实的讲话模式。研究表明它能显着提高发音准确性，语调，节奏，连读，听力理解和口语流利度——使其成为雅思口语备考和真实英语交流最有效的方法之一。