Bbo
偏硼酸钡（晶体）；助推器烧毁（Booster Burnout）
🗣️ 情景例句
It's something that only you and Harry can work out.
这件事只有你和Harry才能定夺。
He who fears to suffer, suffers from fear.
怕吃苦头的反因怕而吃苦头。
Its wool, which had been dyed black, had been washed clean by the rain!
原来羊毛上染的黑色被雨水冲掉了！