Perfluocarbon
[化] 全氟化碳
🗣️ 情景例句
I cannot permit him his rudeness.
我不容许他无礼。
None but the brave deserve the fair.
英雄才能配美人。
For small pieces of weather -- and to a global forecaster,
对于小片的恶劣天气--对一个全球性的气象预报员来说，