Hrb
abbr. 危险性评审委员会（Hazardous Review Board）
🗣️ 情景例句
And the telephone number is five five five…three oh nine oh. Thank you.
电话是555-3090。谢谢。
He who handles a nettle tenderly is soonest stung.
与恶人交往而讲仁义，必受其害。
Over a year passed before the first attempt was made.
然而一年多过去了才有人出来尝试。