Perchlorethylene
n. [化]全氯乙烯
🗣️ 情景例句
First, we have to decide where to live.
首先 ，我们得决定住在哪里。
Don't argue.
不要争辩。
That's a good idea! Why not? Let's go.
好主意！为什么不呢？我们走吧。