She did a quick twirl to show off her dress.

她轻快地一转身,己所穿的衣服。

It is very shameful of him to show off.

他向人己,真不害臊。

They were neither aggressive nor ostentatious.

他们不好斗, 也不己。

I see you've been distinguishing yourself at school again.I have had a lot of complaints about your behavior.

我知道又在学校里己了, 我对的举止不知埋怨过多少次了。

He never brandishes his intellect.

他从不己有多聪明。