"When you have a situation like this occur, you are bound to have a situation down the line where there could be a shortage in food, which can also trigger other negative situations, such as malnutrition, for example, or insufficient food for cattle, which is also another important economic sector in West Africa,".

VOA: standard.2009.09.08

Now you have this situation where you have a droplet that is net negative or perhaps net positive.

现在的情况是那些液滴,可能是净负电，也可能是净正电。

麻省理工公开课 - 固态化学导论课程节选

The emperor in the east was able to do that because they were not conquered by the barbarians, but in the West, you have this situation where nobody is fully in charge.

东方帝王之所以能够如愿以偿,是因为他们没有受到野蛮人的入侵,但是在西方,你面临的情形是,没有人负有完全的责任

耶鲁公开课 - 古希腊历史简介课程节选

You just have to extend for a little bit this Pauline philosophy of freedom to the situation of the unfallen Eden of Adam and Eve to see a kind of logical trouble that Milton is getting himself in to.

你只是不得不扩展一点彼得的哲学,自由在亚当和夏娃永不坠落的失乐园的情况中,似乎有一点逻辑问题，弥尔顿把自己绕了进去。

耶鲁公开课 - 弥尔顿课程节选

But it doesn't actually cost as much energy as you might think, because in this s orbital here we have a paired electron situation where we're moving up to a p orbital where the electron is no longer paired, so it won't feel quite as much electron repulsion, but nonetheless, this is going to cost us energy.

但它消耗的并没有,你们想象的那么多,因为s轨道里我们电子是配对的,当我们把，电子移到p轨道,电子不再配对，所以它不会感受到那么多的电子排斥，但尽管如此，这个过程还是要消耗能量的。

麻省理工公开课 - 化学原理课程节选