Perfluoropropylene
[化] 六氟丙烯; 全氟丙烯
🗣️ 情景例句
I think I'm quite proficient in both written and spoken English.
我认为我在英语读写方面相当熟练。
That's a selfish point of view.
那是个自私的观点。
He has been able to tell us more about active volcanoes than any man alive.
他能告诉我们的有关活火山的情况比任何在世的人都要多。