Pfbc
[医][=pentafluoro-benzyl-chloroformate]五氟苯甲基氯甲酸酯
🗣️ 情景例句
I'm really concerned about them,
我真的为他们担心，
Truth is (or lies) at the bottom of the decater.
酒后露真言。
How peaceful and beautiful the country is!
多么平静美丽的国家呀！