Chlorocobalamin
氯钴胺素
🗣️ 情景例句
May I have her office phone number, please?
可以给我她办公室的电话吗？
Let's talk over coffee.
我们边喝边谈。
I don't want to share a room with anybody. I want my own room.
我不想和任何同住，我想要自己住。