他们的父亲出来调停时，他们已经快要打起来了。

They were about to fight when their father intervened .

youdao

他们无缘无故就打起来了。

They fought up for no reason at all.

youdao

你猜怎么着：他们昨天在街上打起来了。

Guess what: they fell into fighting in the street yesterday.

youdao

他们真的打起来了。

They were fighting for real.

youdao

我看他们很快就要打起来了。

I bet they'll start getting into fights soon, too.

youdao

我看他们很快就要打起来了。

I bet they'll start getting into fights soon, too.

youdao