Chlorocobalamin
氯钴胺素
🗣️ 情景例句
I sure I am glad to see you, Dr. Stewart.
真高兴见到你来 ，Stewart大夫。
Run (or Hold) with the hare and hunt (or run) with the hounds.
两面讨好。
Could you show me another blue dress?
您能再给我看一件蓝色的吗？