Here's a question, a completely different subject here.

这是一个完全不同的问题和主题了。

youdao

The course of the argument suddenly changed, ie It turned to a different subject.

辩论的方向突然变了（转到了别的论题上）。

youdao

The course of the argument suddenly changed, ie It turned to a different subject.

辩论的方向突然变了（转到了别的论题上）。

youdao