What could possibly explain why either hemisphere of the brain would normally be enough, as long as we don't transfer both?

什么能够解释为何任何大脑半球,都足够适用，却不能同时，分别移植？

耶鲁公开课 - 死亡课程节选

I think the President takes the role of both the, as we would have Prime Minister and the Queen.

我想总统代替了我们的首相和女王。

政府和皇室的作用 - SpeakingMax英语口语达人

So they and I would both talk to people who think: "No, we should be realistic.

所以我和他们都会试图说服这样一些人，这些人认为：,不，我们要现实。

普林斯顿公开课 - 国际座谈会课程节选