Pfbc
[医][=pentafluoro-benzyl-chloroformate]五氟苯甲基氯甲酸酯
🗣️ 情景例句
Are all these goods made in your factory?
所有这些货物都是贵厂生产的吗？
I will be moving to Montreal at this time tomorrow.
我将在明天这个时候搬到蒙特利尔。
After working with bees for many years, Professor Von Frisch was puzzled by something he had noticed again and again.
在和蜜蜂打了多年的交道后，冯·弗里施教授对他反复注意到的事感到迷惑。