These are the rates of change of x, y, z when we change u.

这些是u变化时，x，y，z的变化率。

youdao

And this will tell us what happens to equilibrium when we change the temperature.

它告诉我们当温度改变时，平衡怎么变化。

youdao

The question we're going to ask is, what happens when we change the total pressure in this reaction here.

我们要问的问题是，总压强改变时，会发生什么事。

youdao

And when the system fails, it is my responsibility." President Obama campaigned on a promise of "change we can believe in."

VOA: special.2010.01.23

It's just how much heat is involved when we change the temperature. Now, the products have some heat capacity associated with them right, it takes a certain amount of heat if we make their temperature change, to either put it in or take it away, depending on which direction the temperature is changing.

问题就是当我们改变温度时,有多少热量发生了转移,生成物具有一定的热容,如果我们改变,它们的温度，就要输入或,提取一定的热量,这取决于温度改变的方向。

麻省理工公开课 - 热力学与动力学课程节选

So that's the only change we need to make there and watch what happens when we actually run this.

那就是我们需要改变的,并且当我们运行它，会发生什么事情。

哈佛公开课 - 计算机科学课程节选

When 3rd parties develop using this API, their sites will inevitably break when we change things.

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When we change energy regimes, it makes possible much more complex economic relations.

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Of course, we change tactics when need to, but we never change our beliefs, the strategic beliefs that are necessary to protect this country in the world.

NPR: Transcript of Presidential Debate