Conavanine
[医] 豆氨酸
🗣️ 情景例句
Well, how was everybody's day today?
喂 ，今天各位过得怎么样？
A friend is never known till a man have need.
不到患难时，永远不能认识真正的朋友。
After having spent whole mornings on the river, I always go home with an empty bag.
我总是在河上呆上整整一上午，然后空着袋子回家。