如果其他人做得似乎不够努力，这会使你烦恼吗？

Does it annoy you if others don't seem to try hard enough?

《柯林斯英汉双解大词典》

不过，如果你是清华大学的学生，这些还不够。

Well, these are not enough if you are a student at Tsinghua University.

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如果这一切还不够，饥荒也是个可怕的可能性。

If all these were not enough, famine is a dreadful possibility.

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But we see if we have a free electron, as we do in this dotted line here, that's going to be a higher energy that's less stable.

但是我们看到如果,我们有一个自由电子，就像虚线所示那样，那将会是一个较高的,不够稳定的能量。

麻省理工公开课 - 化学原理课程节选

So, that's the difference in thinking about different types of ionization energy, so it can get a little bit confusing with terminology if you're just looking at something quickly, so make sure you look really carefully about what we're discussing here.

所以，这就是我们,在思考不同类型的电离能时所看到的不同，因此如果你看得不够仔细的话,你可能会被其中的术语弄迷糊了，所以一定要看仔细,我们讨论的是什么。

麻省理工公开课 - 化学原理课程节选

because you read the Bill of Rights, for example, The Declaration of Independence, citizens have a duty to put a new government if it is not serving well the people.

举个例子，如果你读《人权法案》,或者《独立宣言》,如果政府不够尽责,公民有权支持一个新的政府。

麻省理工公开课 - 媒体、教育、市场课程节选