不能把这些书带出图书馆外。翻译成英语

you mustn't take these books out of the library.

You can not take these books out of the library.

you can't take these books out of library

主动译法:
You can not take these books out of the library.

被动译法:
You are not allowed to take these books out of the library.

Please do not take these books out of the library.

或者语气强烈点：禁止...

It is forbidden to take these books out of the library.

No books can be taken out of the library！