你帮了我一个大忙，我非常感谢你。

You have done me a great service, and I'm very grateful to you.

youdao

你帮了我一个大忙啊。

You have been a big help.

youdao

你帮了我一个大忙。

You have do me a great favor.

youdao

你帮了我一个大忙。

You have done me a great service.

youdao

你帮了我一个大忙。

You did me a great favor.

youdao

有时间让我请你吃午餐吧，你今天真是帮了我一个大忙。

Let me buy you lunch sometime, you've really saved the day for me.

youdao

如果你能接这个案子，就等于帮了我一个大忙。

If you can take on this case, it'll be of great assistance to me.

youdao

如果你能接这个案子，就等于帮了我一个大忙。

If you can take on this case, it'll be of great assistance to me.

youdao