They claimed that they were of the same race as the gods, and I really don't know of anybody else who made that claim.

他们认为自己和神明是同一个种族,我确实不知道还有另外的人有过这样的说法

耶鲁公开课 - 古希腊历史简介课程节选

which is, I don't know why I really wanted the tent, but I really, really did.

当时，不知道为什么我那么想要，但是确实很想要。

FAO Schwarz的回忆 - SpeakingMax英语口语达人

I think they're very heavy, indeed, but I don't know how much they weigh.

他们负重确实很多,但是我不知道他们的负重是多少

耶鲁公开课 - 古希腊历史简介课程节选