But polish off has a completely different meaning.

但是 polish off 有完全不同的意思。

You say to yourself, " What the hell! " and polish off the whole bag.

你对自己说，管他呢，然后消灭了一整包。

Jim polished off his breakfast before he left for school.

吉姆匆匆吃完早餐后便上学去了。

We'll get our friends to polish them off if we can't.

如果做不到，我们就叫我们的朋友把它们吃光光。

To help polish off the feast, the rest of the gang is joining us.

家里的人都一起来品尝，满桌的食物显得更香了。

This use is much less frequent. She wanted her boyfriend to polish off her ex husband.

这个用法比较罕见。她想让她的男朋友杀死她的前夫。

I need a growth medium, and someone polished off the apricot yogurt. Here, swab my throat.

我需要个培养基，还需要个人来刮杏仁酸乳酪。来，刮下我的喉咙。

You will notice them in conversations. Polish off. This means to finish something.

你会在对话中发现它们。polish off的意思是完成某事。

Polish. I like these phrasal verbs. We just have to polish up, and polish off, but they are useful.

我喜欢polish的动词短语。我们只学习polish up和polish off两个短语，但是它们都很有用。

Or, I tried not to, but I polished off the cake. It can also mean to kill somebody.

再举个例子，尽管我很克制，但我还是把蛋糕吃掉了。这个单词还可以表示杀死某人。