许多人都在谈论在咖啡价格再次下跌之前不喝咖啡。

Many people are talking about giving up coffee until the prices come down again.

youdao

事实上，因为我是在我妻子之前穿过餐厅的，我想，如果我不坐在椅子上，会很尴尬。

Actually, since I'd walked through the restaurant ahead of my wife, it would have been awkward, I should think, not to have taken the chair.

youdao

一些鱼在成熟之前是不产卵的：在些之前逮住它们，就不需要担心下一年鱼籽的产量。

Some fish do not spawn until maturity: catch them before that and you've no baby fish produced for the next year.

youdao

Obviously-- and that's a bad way of saying it, I said constant the previous time-- in the linear case, it's subtract by certain amount.

这么描述很不准确，我之前在，线性算法中也说了常数,它是每次减少固定的量。

麻省理工公开课 - 计算机科学及编程导论课程节选

so it's... pretty near finals. So you can drop any classes you want up until the drop date with like no penalty.

所以……蛮接近期末考试的。所以在退课日之前你可以不受任何处罚退课。

对于返校日 - SpeakingMax英语口语达人

The mathematical theory of probability was unknown until that time and you can see that insurance suddenly made an appearance at that time.

在那之前,概率的数学理论,是不存在的,而随着概率论的出现,保险业也突然出现了

耶鲁公开课 - 金融市场课程节选