Pfbc
[医][=pentafluoro-benzyl-chloroformate]五氟苯甲基氯甲酸酯
🗣️ 情景例句
You two must be close.
你们两个关系一定很好。
I ask him to wait a few minutes.
我要求他等几分钟。
I wish you every success in the future.
祝你未来一切成功。