动物的器官如果不好吃就会被扔掉。

Animal parts were thrown away if they were not delicious.

youdao

如果不好好努力，就没有进步。

Dare To Be HappyIf there is no struggle, there is no progress.

youdao

父母往往警告孩子如果不好好学习，就只有做保姆或者清洁工。

Parents warn kids they will wind up as nannies or cleaners if they fail to study.

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If it's an African American or a bad word, a negative word, I want you to shout out "right," this side, "right."

如果是黑人，不好的词，或贬义词，你们就大叫喊”右“，这边，”右“

耶鲁公开课 - 心理学导论课程节选

So if you have a bad heart, then a scientist can take like, cells from your leg,

所以，如果你心脏不好，科学家就可以从你的腿上提取干细胞，

关于干细胞的研究 - SpeakingMax英语口语达人

I'm sorry if I sound a little bit like Billy Phelps, but I do get excited. He quotes the passage from Macbeth.

如果我听着有点像Billy，Phelps，那不好意思了，因为我真的挺激动的，来看麦克白的选段。

耶鲁公开课 - 文学理论导论课程节选