Cobalamine
[化] 钴胺素
🗣️ 情景例句
I'm not just doing it for Michelle.
我不仅是为 Michelle做这些。
A man may talk like a wise man and yet act like a fool.
一个人可能说话像个聪明人，而行为像个大笨蛋。
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，