.
On the dot.

捉迷藏。
Hide-and-seek
Let's play hide-and-seek. (我们玩捉迷藏吧。)
Okay. (好吧。)

未完待续。
to be continued *用于电视连续剧等的最后，表示“待续”。

一个巴掌拍不响。
It takes two to tango. *直译是“跳探戈舞是两个人的事儿”。
Joe is always starting arguments with Sue. (乔总是和苏争论不休。)
Well, I think it takes two to tango. (不过，我是觉得一个巴掌拍不响。)
Both sides must be blamed.
They are the same.
They are both responsible.
They are