That is why this says atomic number, but for most intents and purposes we can say this could be atomic mass.

那就是为什么这里说原子序数，但如果没有意图和目的,我们就说是原子质量。

麻省理工公开课 - 固态化学导论课程节选

Why call attention not so much to the difference between "few love her" and "none praise her" as the notion that none praise her?

他为什么要让大家注意到,“没有人赞扬她“和“几乎没有人爱她“,的区别呢？

耶鲁公开课 - 文学理论导论课程节选

Why do you manage to get some cooperation between you and your roommates even without a written contract?

为什么即便没有书面合同,你一样可以和你室友合作得愉快

耶鲁公开课 - 博弈论课程节选