Perfluoroallene
[化] 全氟丙二烯
🗣️ 情景例句
Nope.
不会。
The fox changes his skin but not his habit.
狐狸可以改变皮毛，但不能改变习性。
Many people in industry and the Services, who have practical experience of noise,regard any investigation of this question as a waste of time;
在工业部门工作和在军队中服役的许多人对噪音有切身的体会，他们认为对这个问题进行调查是浪费时间，