You know sometimes when you're losing and you redouble and you keep hoping to win back what you've lost?

你们知道,有时你输了就会把赌注加倍,并且总想把失去的都赢回来

耶鲁公开课 - 金融市场课程节选

But, how do you explain some of these going way, way back.

但是你如何解释,其中的一些会回来。

麻省理工公开课 - 固态化学导论课程节选

They'd get business back from who you sell it to.

他们只会把业务从你卖给的那个人手里再买回来。

耶鲁公开课 - 金融市场课程节选