如果我离开你了，我都不知道生活有什么劲头了！

If I leave you, I do not know what spirit of life!

youdao

如果我离开你那么一段时间，请你替我照顾好你自己。

If I leave you for a while, please take care of yourself for me.

youdao

如果我这么快就离开了，你就不会到这儿来，也不会恢复健康的。

If I had gone away so soon you would never have come here and would never have got well.

youdao

If you decide to opt in by a pass fail, I just need to sign your white study card or if you wanna decide before the 5th Monday, just grab the pink slip and I can sign that and you can turn that in at any point and I'm happy to chat during break today or after class if you have any questions or concerns.

如果你上我们的课程只是要一个分数，那么我只需要在你的白卡片上签个名就可以了,或者说，如果在第五周的周一前还没考虑好，把你的解聘书拿来，只要我签个字,任何时候你都开以离开我的教室,当然，如果你有任何问题和疑虑,我也很高心和大家做课下交流。

哈佛公开课 - 计算机科学课程节选

If I want to persuade you that I love you, would never leave you, you can trust me with everything, it may be a superb tactic for me to believe it.

如果我想让你相信我爱你，永远都不离开你，你什么都可以信任我，或许最好的策略便是我自己对此深信不疑。

耶鲁公开课 - 心理学导论课程节选