They cannot leave the country without permission.

没有许可他们不得离开这个国家。

《柯林斯英汉双解大词典》

I cannot for the life of me imagine why they want to leave.

我怎么也想象不出他们为什么要走。

《牛津词典》

You cannot go back, Now you have come thus far, you must be brought before the Lord and the Lady. They shall judge you, to hold you, or to give you leave, as they will.

你不能回头，你已经走到这里，我们必须带你去见陛下夫妇，由他们来决定是要留下你们，还是让你们走。

youdao

You cannot go back, Now you have come thus far, you must be brought before the Lord and the Lady. They shall judge you, to hold you, or to give you leave, as they will.

你不能回头，你已经走到这里，我们必须带你去见陛下夫妇，由他们来决定是要留下你们，还是让你们走。

youdao