如果有些事情你不想让同学知道或是看到，你就不该在网上跟任何人哪怕是最好的朋友来分享。

If you wouldn't want your class to know or see something, you shouldn't share it with anyone online, not even your best friends.

youdao

如果你在乎我，根本就不该让这种事情发生。

If you cared about me, you would never have let this happen.

youdao

如果您没有时间，那是你把不该放在优先位置上的东西放错了地方。

If you do not have the time, your priorities are out of whack.

youdao

And, in fact, you should stop noticing it after it's been in the environment for long enough.

事实上，如果它在环境中出现的时间足够长久的话,你就不该再去一直注意它了。

耶鲁公开课 - 心理学导论课程节选

So if you're only eating food you wouldn't eat things like that.

因此如果你只想吃"食物"就不该吃它

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Haze poked his toe in his side, and he wheezed for a second and then was quiet. "Two things I can't stand," Haze said, "a man that ain't true, and one that mocks what is. You shouldn't ever have tampered with me if you didn't want what you got."

海斯把他的脚放在他身边，他喘息了一秒,之后便静了下来，海斯说，有两件事是我所不能忍受的，不诚实的人，嘲笑他人的人，你本不该,碰我的东西，如果你不想要得到什么“

耶鲁公开课 - 1945年后的美国小说课程节选