Questions, well, they're different, even rhetorical questions are different, aren't they, from statements of fact.

这些问题，各不相同，即使是隐喻的问题也如此，实际上从陈述上来看。

耶鲁公开课 - 现代诗歌课程节选

I'm going to drop more than the independence assumption, I'm going to assume that the assets don't have the same expected return and they don't have the same expected variance.

我还想做出一些改动，即这些资产的预期收益率,是各不相同的,方差也是不同的。

耶鲁公开课 - 金融市场课程节选