Cobamide
钴胺酰胺
🗣️ 情景例句
You know, it hung over my crib, too.
要知道 ，我的小床上也曾有过它。
I'll give you a hand.
我来帮助你。
The woman knew that the nearest village was miles away.
这位妇女知道，即使最近的村庄也有数英里远。