Definition
to decide to stop discussing or dealing with something, suggesting that no further action or discussion is necessary.
到此為止
Let's leave it at that for today on this matter, and we can continue the discussion later.
我們今天就在這件事情上到此為止吧，之後再繼續討論。
I think we've discussed enough, let's leave it at that.
我想我們已經討論得夠多了，就到此為止吧。
The meeting time is up, so let's leave it at that for today.
會議時間到了，今天就到此為止吧。