Phenylaminopropionic acid
[医] 苯基丙氨酸
🧩 词语组成解析
🗣️ 情景例句
Alexandra's a high-school exchange student from Greece.
Alexandra是从希腊来的交换高中生。
Beggars must (should) be no choosers.
行乞的哪能挑肥拣瘦；饥不择食。
Good job!
做得好！