You're a suspect, not a detective, and don't you forget it.

你是嫌疑犯，不是侦探，给我记住了。

《牛津词典》

Don't you forget that!

别忘了！

youdao

Why don't you forget it? It's all over.

你为什么不把它忘掉？事情已经过去了。

youdao

Don't forget to wind the clock tonight." "You are goin' to your brother Ed's?"

VOA: special.2009.11.14

So, remember when you're looking at your periodic table, don't forget about the lanthanides, sometimes they come into play.

因此，要记住，当你在看元素周期表时，不要忘了镧系元素，有时候也会用到它们。

麻省理工公开课 - 化学原理课程节选

I don't know, why did you forget?

我不知道，你怎么忘了？

There is no 实战 - SpeakingMax英语口语达人

Those are union jobs, mate, and don't you forget it.

WSJ: Review & Outlook: Crony Capitalist Blowout

Obviously you need to have a great product or service, but don't forget that you need to build your brand.

FORBES

Don't forget that you are loved and remember that our nation is behind you 100 percent.

NPR: Government to Fund Beds for Homeless Veterans