乙：我知道爱情是什么。

B: I know what love is.

youdao

我知道爱情是什么。我年轻时，也有这种感觉。

I know what love is. When I was young, I felt the same way.

youdao

我知道爱情是什么。我年轻时，也有这种感觉。

When I was young, I felt the same way.

youdao

否则我就不知道爱情究竟是什么了。

That's love, or I don't know what love is.

youdao

曾几何时，我想知道爱情是什么。

Once upon a time, I wanted to know what love was.

youdao

如果不是为了今天，为了你，我不会知道爱情是什么。

If not for today, not for you, I would never have known love at all.

youdao

爱情是什么，我不懂。我只是知道，能和你在一起，那便是最快乐的事情。

Love is what I do not know. I just know that energy and with you, and that is the happiest thing.

youdao

我那时根本就不知道爱情是什么。

I didn't even know what love is.

youdao

我不知道那是什么，只能称它为爱情。

I don't know what it is, so I only call it love.

youdao

我不知道那是什么，只能称它为爱情。

I don't know what it is, so I only call it love.

youdao