性別的英文：
1.sex (distinction)

There are members of both sexes in the committee.
委员会里男女委员都有。

You know the risks of promiscuous sex.
你知道滥交的危险。

The sex discrimination act defined two kinds of sex discrimination... Direct and indirect.
《反性别歧视法》阐释了直接歧视和接歧视。

There's too much sex in the film.
这电影里色情场面太多。

It's difficult to sex newborn chicks.
新生小鸡雏的性别是很难判断的。

acquired distinctiveness
经（使用或其它方法）取得的独特性

There is a distinct smell of oranges in this room!
这个房间里有明显的桔子味！

radically distinctive and without equal.
非常独特、没有相等的事物。

They are making a distinction without a difference.
他们是在人为地制造差别。

His distinction of sounds is excellent.
他辨别声音的能力很强。