Perchlorether
[化] 全氯乙醚
🗣️ 情景例句
And tell me where you are and what's happened.
告诉我你在哪里，发生了什么事？
One should not run with the hare and hunt with the hounds.
不应两面讨好。
THE UNIVERSE AND MAN-MADE SATELLITES
宇宙与人造卫星