Perchlorethylene
n. [化]全氯乙烯
🗣️ 情景例句
Please have the porter bring my bags up.
请让搬运工把我的箱子搬到楼上去。
I don't know about the rest of you, but I'd like a break.
我不知道你们是否要休息，但我想休息片刻。
Just now we all watched you sign to show that you had received the cheque.
刚才我们大家都观察到了你为表明已收到那张支票而签名。