He behaves in a brash way.

他总是草率行事。

《新英汉大辞典》

I think you look like a brash bin.

我觉得你长得像垃圾桶。

youdao

The media establishment regards him as a brash outsider.

传媒界将他视作鲁莽粗俗的外行人。

youdao

but in Me and Orson Welles McKay says the challenge was to rediscover the brash young man who would become the stage and screen icon: "I felt a tremendous responsibility toward him,especially because of his own mythology his own myth making,"

VOA: standard.2009.12.17

The former public relations executive is a brash fellow who likes loud ties and full-bore marketing.

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Scarcella, who retired in 2000, has slowed down since his days as a brash young crime fighter.

NPR: Retired Detective Defends Record In NYC Case

The man behind Profit.ly is Timothy Sykes, a brash trader who specializes in shorting overhyped penny stocks.

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