Hrb
abbr. 危险性评审委员会（Hazardous Review Board）
🗣️ 情景例句
A real dilemma.
一个大伤脑筋的事。
They say there's a traffic accident in front of us.
据说在我们前方发生了车祸。
Pollution is the price we pay for an overpopulated, over industrialized planet.
污染就是我们为这个人口过密，过度工业化的星球所付出的代价。