Perfluocarbon
[化] 全氟化碳
🗣️ 情景例句
Just my friend Mike and a few kids from school.
只有我的朋友Mike和学校里的几个伙伴。
This man always has clean floors and wet feet.
这个男人常常弄湿了脚刷洗地板。
an illness which at twelve would knock us over,
使我们在12岁时病倒的疾病，