It's much more relevant to set our zero point energy as the separation of a bond in terms of talking about the reactions that we'll usually be dealing with here.

更好的是把零点能定在,键断裂的时刻,在讨论化学反应的时候,而我们以后将经常遇到化学反应。

麻省理工公开课 - 化学原理课程节选

And when that becomes relevant in a problem set, we'll point you at the appropriate documentation.

在习题集中如果你们遇到相关的问题，我们会提供适当的文档资料。

哈佛公开课 - 计算机科学课程节选

It's almost as if the entire point of a pastoral is that it is set in a world that neither the urbane poet nor the urbane reader has actually any real experience with.

似乎田园诗的全部意义就在于它的背景设在田园,而不管是都市诗人还是都市读者,都没有任何实际的田园经历。

耶鲁公开课 - 弥尔顿课程节选

Errani, who is ranked 23rd in the world, showed plenty of grit to save two set points in the eighth game, but when a third set point came up in the following game Sharapova ruthlessly converted.

CNN: Sharapova overpowers Errani to win French Open

The parents, therefore, must set a point in time when their beneficence ends.

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The defending champion double-faulted on set point in the first set and trailed 3-0 in the second set tiebreaker before he took charge of the match.

WSJ: Heard on the Field