The chemicals form when amino acids react with creatine, a chemical found in muscles.

VOA: special.2010.06.01

A lot of the examples that we're going to give you in terms of trying out your Lewis structures will be molecule that are used in organic synthesis, or maybe they're molecules that react in interesting ways with biomolecules in your body or proteins in your body.

很多我们将要用来,训练路易斯结构的例子,都是在有机合成中用到的分子，也有可能是那些在你体内的生物分子,或者蛋白质中发生有趣反应的分子。

麻省理工公开课 - 化学原理课程节选

And I thought you'd react to it in a really bad way.

我想你的反应我肯定难以接受。

I didn't 实战 - SpeakingMax英语口语达人

Volatile markets can react suddenly in wild and unpredictable ways.

VOA: special.2011.08.12

They don't know--They think that they're teaching somebody in a memory game but actually the person who is being shocked is a confederate who is trained to react in certain ways as he's being increasingly shocked.

他们不知道…他们以为,他们是在用记忆游戏来教被电击者,但其实被电击者早就和设计实验的人串通好,当电击者电击的次多增多时,他就会装成相应的样子。

耶鲁公开课 - 心理学导论课程节选

There are two mountains in the distance. The light was changing quickly, so I had to react so quickly.

VOA: standard.2009.12.15

If I present the same thing in another context or background or environment, then you react very differently.

如果我用另一种表述方式来叙述同样的事件,或者更换背景及环境，你的反应会完全不同。

耶鲁公开课 - 金融市场课程节选

The the Afrikaaner Resistance Movement (AWB), which the 69-year-old farmer helped found in 1973,vowed revenge, but says it will not react violently.

VOA: standard.2010.04.05

This is 2pz atomic orbital plus 2pz atomic orbital, and they react to form something that smears in this manner.

这是2pz原子轨道与2pz原子轨道作用，他们按照这样的方式互相作用形成了一些东西,虽然还带一点拖尾效应。

麻省理工公开课 - 固态化学导论课程节选

I think the way that they might react to his presence-we'll see how that is-probably a positive reaction, should resonate in the Arab media, and that should be positive,"

VOA: standard.2009.05.09

I've got to find them by experimenting, by putting other bodies and seeing how they react and then finding out what's the force that acts on a body when it's placed in this or that situation.

我得通过实验找出这些力,我会增加其它物体,观察其反应,求出当它处在这种或者那种情况下时,作用在物体上的力

耶鲁公开课 - 基础物理课程节选

Versus looking at, for example, helium or neon or argon, these are all inert gases, inert meaning essentially do not react, those were grouped together in the periodic table.

相反，他发现氦，氖，氩，都是惰性气体，惰性的意思是基本不参与化学反应，因此把它们放在周期表中的同一类里。

麻省理工公开课 - 化学原理课程节选

If I present things in one frame, then you would react one way.

如果我用一种表述方式来叙述，你就会做出相应的反应。

耶鲁公开课 - 金融市场课程节选

That is metallic sodium that would keep in kerosene so it doesn't react with the oxygen in the air.

金属钠应该保存在没有中,这样它就不会和空气中的氧气反应了。

麻省理工公开课 - 固态化学导论课程节选