Don't show off your knowledge.

不要卖弄自己的知识。

youdao

Come, shut up, father, don't show off.

啊，得啦，父亲，不要婆婆妈妈的了。 <！

youdao

Mr. Nathan pretended to be angry, "Don't show off."

内森先生假装生气：“不要炫耀。”

youdao

People don't brag about how much they eat anymore -- we used to, but we don't anymore, but we still show off about how little sleep we get.

CNN: Does your diet influence how well you sleep?

They can provide specific names, but many customers don't even ask, lest the trade show visitor be spooked off.

FORBES: Magazine Article

Style blogging has also made room for women who don't fit into the twenty-something model actress mold to show off their personal style and give fashion advice.

FORBES: Style