One group took Polycap. The other groups took either a single drug or different combinations of the medicines in the Polycap pill.

VOA: special.2009.04.08

Nonpolar molecules result from either, it's one or the other.

一个非极性分子，不是这一种就是那一种。

麻省理工公开课 - 固态化学导论课程节选

If it's at that point, I'm done, if not, if it's greater than the value I'm looking for, I either take one half or the other.

那么我就取左边，否则的话就取右边，好，你们可以明白，我们一次就可以缩小问题规模的一半了吧。

麻省理工公开课 - 计算机科学及编程导论课程节选