Perfluorochemical
[机] 全氟化化合物
🗣️ 情景例句
I don't mind what you do.
你干什么事我都不在乎。
Pleased to meet you.
认识你很高兴。
He told me that he could not go to sleep one night because he heard a strange noise coming from the bar.
他告诉我有天夜里他怎么也睡不着，因为他听到酒吧里传来一阵奇怪的响声。