我对他说，‘你做任何事情之前，先和我说一下，我警告你，要小心。’

I told him, 'Talk to me first before you do anything. I warn you, be very careful.'

youdao

我警告你要特别小心不要对任何人提起这件事。

Let me warn you to be particularly careful about not mentioning this to anyone.

youdao

我警告你要特别小心不要对任何人提起这件事。

Let me warn you to be particularly careful about not mentioning this to anyone.

youdao