Perfluoroallene
[化] 全氟丙二烯
🗣️ 情景例句
Very well, sir. You'll have them as soon as possible.
好的，先生。我会尽快送过去。
Pleasure has a sting in its tail.
乐中必有苦。
It overran a whole continent.
整个澳洲兔子成灾。