只有两种格式的肖像画：一本正经的，和皮笑肉不笑的。

There are only two styles of portrait painting: the serious and the smirk.

youdao

只有两种格式的肖像画：一本正经的，和皮笑肉不笑的。

There are only two styles of portrait painting: the serious and the smirk.

youdao