从生物学角度而言，男人和女人整天腻在一起极不符合自然规律。

For a male and female, to live continuously together is, biologically speaking, an extremely unnatural condition.

youdao

从生物学角度而言，男人和女人整天腻在一起极不符合自然规律。

For a male and female, to live continuously together is, biologically speaking, an extremely unnatural condition.

youdao