Perfluorocarbon
全氟化碳
🗣️ 情景例句
I would like to open a savings account.
我想开个现金户头。
Never judge from appearances.
不可根据外貌判断；不可以貌取人。
At the moment, he's reading an interesting book.
此刻，他正在看一本有趣的书。