跟读练习: Forces and Motion – Magnitude and Direction - 通过视频学习英语口语

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In science we often hear the word force.

But what is a force and what happens when forces are applied to the objects around us?

Forces are what make things move.

You can think of a force as a push or a pull.

A push is when you apply force to move something away from you.

you A pool? is when you apply force to bring something closer to you.

you Every time you push or pull something, you're using a force.

Here are some examples to help you understand.

When you throw a ball, you are pushing it away from you.

When you pull on a fishing rod You are pulling the rod and line

and hopefully a fish, towards you you you Another example is opening a door.

When you push a door open, you are using a force to move it.

And when you play tug of war, You and your team are pulling on the rope to try and move the other team.

you Forces can be different in size or strength, which is called magnitude.

and they can also be different in direction.

Forces of different magnitudes and directions affect the movement of objects in different ways.

The size of the force applied to an object affects how fast it moves and how far it goes.

For example, if you kick a ball gently, you're using a small force.

The ball moves slowly and moves a short distance But if you kick it as hard as you can,

you're using a large force and the ball moves faster and further.

you Thank you.

The direction of a force is also important.

you If you push a toy car forward, it will move forward.

If you throw a ball straight up, it will go up into the air.

you The direction in which you apply the force determines the direction in which the object will move.

you you For example, if you kick a ball to the side,

it will go in that direction rather than straight So,

generally, an object will move in the same direction of the force applied to it.

Forces are all around us and they make things move in different ways.

By understanding the magnitude and direction of forces, we can better understand how things move and why they move the way they do.

How do you think the mass or weight of an object affects how it moves when forces are applied to it?

Find out in our related videos.

Thanks for learning and I'll see you again soon.

you Music.

Don't forget to subscribe.

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本课的词汇与口语要点

这节 A2 级别的口语课以视频“Forces and Motion – Magnitude and Direction”为素材。视频中反复出现的词有：force, direction, object, ball, push。这段视频共有 35 个句子、435 个单词可供跟读。讲话部分时长为 3:26。说话人语速平稳，每分钟约 127 个词，很适合跟读。 91% 的单词属于英语最常用的 3,000 词，词汇容易理解。

视频中的重点词汇

视频中 15 个值得学习的单词，附发音和释义：

单词	发音	释义
magnitude 名词	/ˈmæɡnɪtjuːd/	大小
rope 名词	/ɹoʊp/	繩子 /绳子, 繩索 /绳索
subscribe 动词	/səbˈskɹaɪb/	簽署 /签署
object 名词	/ˈɑb.d͡ʒɛkt/	物體 /物体, 物件
affect 动词	/əˈfɛkt/	影響 /影响
pool 名词	/puːl/	水池, 池子
determine 动词	/dɪˈtɜː(ɹ).mɪn/	確定 /确定, 決定 /决定
slowly 副词	/ˈsloʊli/	慢
hopefully 副词	/ˈhoʊp.fə.li/	但願 /但愿, 可望
direction 名词	/dɪˈɹɛk.ʃən/	方向
apply 动词	/əˈplaɪ/	應用 /应用, 用
push 动词	/pʊʃ/	推
pull 动词	/pʊl/	拖拉, 拉
kick 动词	/kɪk/	踢, 蹴
fish 名词	/ˈfɪʃ/	йүр, йү

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 applied · is called
现在进行时 am/is/are + -ing — 此刻或近期正在发生的事	you're using · are pushing · are pulling
“will” 表将来 will + 动词 — 决定、承诺或预测	will move · will go · I'll see

需要注意的发音

说话人用了 5 次缩略和弱读形式，例如 you're, don't, I'll。请按听到的简短形式来说。

“th” 音: throw /θɹoʊ/, strength /ˈstɹɛŋθ/
“sh” 和 “zh” 音: direction /dɪˈɹɛk.ʃən/, push /pʊʃ/, fish /ˈfɪʃ/

中文母语者容易读错的音：

词尾辅音 — 要读清楚，后面不要加元音: magnitude /ˈmæɡnɪtjuːd/, rope /ɹoʊp/, subscribe /səbˈskɹaɪb/, object /ˈɑb.d͡ʒɛkt/, affect /əˈfɛkt/
/æ/ — 嘴张大，不要读成 /e/: magnitude /ˈmæɡnɪtjuːd/, mass /mæs/

如何用这段视频练习

先完整听一遍视频，不要开口，记下不认识的单词。
用正常速度逐句跟读，每句重复到你的节奏与说话人一致为止。
录下自己的声音并与原声对比，特别注意 magnitude, rope, subscribe 这类单词。

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。

影子跟读法: 阅读完整分步指南 →

跟读练习: Forces and Motion – Magnitude and Direction - 通过视频学习英语口语

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