Every now and then you read in the newspaper about somebody whose parachute failed to open and so they died.

不时地你会在报纸上看到,某人的降落伞没打开导致他们死了。

耶鲁公开课 - 死亡课程节选

But if you're trying to use that virus as a gene delivery vector and your body gets rid of it then the therapy has failed, it's ended.

但如果你想把腺病毒作为基因治疗载体,而你的身体清除这种病毒,治疗就失败了,前功尽弃了

耶鲁公开课 - 生物医学工程探索课程节选

People were pulling money out of banks because they feared that if the bank failed, then they would lose their money; it created a huge crisis in 1933.

人们纷纷从银行提取现金,因为他们担心,万一银行破产,他们就会血本无归,这种情况导致了1933年经济危机

耶鲁公开课 - 金融市场课程节选

Some of your response papers that you'll hand in-- " none of them are graded; they are all just graded "pass/failed"-- you'll have to hand them in and then you'll pass.

一些你们要交上来的课后论文-,都不会被打分，都只会有“及格和不及格-,你们必须交论文，然后你们就及格了。

哈佛公开课 - 幸福课课程节选