I've been to London before so I know the ropes.

我去过伦敦，所以我了解伦敦的状况。

youdao

I've been to the United States before so I know the ropes.

我去过美国，所以我熟悉那里的风土人情。

youdao

I had worked with him since the beginning of the project, so I know all the ropes.

自从该项目早期我就跟在他下面做事了，所以我知道全面细节。

youdao

I had worked with him since the beginning of the project, so I know all the ropes.

自从该项目早期我就跟在他下面做事了，所以我知道全面细节。

youdao