Pfbc
[医][=pentafluoro-benzyl-chloroformate]五氟苯甲基氯甲酸酯
🗣️ 情景例句
Harry's a professional camper, Mom.
Harry是露营专家，妈妈。
How much ink did you want to get ?
你要拿多少墨水？
I borrowed a notebook from Tom and I lent it to Marry.
我从汤姆那儿借了一本笔记本，我又把它借给玛丽了。