Pbb
abbr. 多溴联苯（polybrominated biphenyl）
🗣️ 情景例句
They had no way to communicate directly with Kurt.
他们无法和库尔特直接联系。
Don't cry out before you are hurt.
还没受苦，就别叫苦。
Don't tie it to that old branch. I think it'll break. Tie it to the one on the right.
别把它绑在那根老树枝上。我想它会断的。把它绑在右边的树枝上。