But I'm serious about running.

但我运行严重。

youdao

I am serious about running.

对于赛跑我很认真。

youdao

I'm serious about running.

但我对跑步极感兴趣。

youdao

I understand this, but I am serious about running.

我理解这一点，但对于赛跑我是认真的。

youdao

I understand this, but I am serious about running.

我理解这一点，但对于赛跑我是认真的。

youdao