come and go
转瞬即逝
A:You married Joe, didn't you?
A:你和乔结婚了吧?
B:Joe? I don't know what you mean.
B：乔?不知道你在说什么。
A:I remember you are in love.
A:我记得你们在谈恋爱。
B:Oh, I took a shine to him when we met for the first time. But it comes and goes.
B：哦，开始我们一见钟情，可是很快就没感觉了。
A:It's Greek to me.
A:真是搞不懂你。