Aminopropionic acid
[医] 丙氨酸
🧩 词语组成解析
🗣️ 情景例句
My friend, I am in a big mess, do you think you could help me tomorrow?
朋友，我现在正忙得一塌湖涂。明天你可以帮一下我吗？
The best teacher one can have is necessity.
我们能得到的最好教师是“需要”。
I'm not sure that this conference is as good as last year's.
我确信这次会议不如去年的会议精彩。