Aminopropionic acid
[医] 丙氨酸
🧩 词语组成解析
🗣️ 情景例句
The weather couldn't have been better.
天气再好不过了。
In doing we learn.
经一事，长一智。
He waited until someone new joined the company and then began to steal.
他等待有人刚加入公司后才开始偷窃。