Aminopropionic acid
[医] 丙氨酸
🧩 词语组成解析
🗣️ 情景例句
I'm sorry to have caused you so much inconvenience.
给你造成诸多不便，我很抱歉。
Are your neighbors vey friendly?
你的邻居友好吗？
It's a waste of time reading that book. It's rubbish.
看那本书真是浪费时间。那简直是垃圾。