Perfluocarbon
[化] 全氟化碳
🗣️ 情景例句
Kids today have too much freedom, it's not like the old days.
现在的小孩太自由了，不像以前。
I'm afraid it was a bother for you to do this.
我害怕做这会给你带来麻烦。
Oh, wise young judge!
噢，聪明年轻的法官啊！