Polybrominated
(=polybromated)多溴化的
🗣️ 情景例句
and writing the background for Family Album,U.S.A.--
为Family Album,U.S.A.撰写背景说明的年轻人
The buyer has the option of cancelling the contract.
买主有权撤消合同。
They were glad of the examination being over.
他们为考试结束了而高兴。