Aminopropionic acid
[医] 丙氨酸
🧩 词语组成解析
🗣️ 情景例句
to keep working on my fashion designs.
继续我的服装设计工作。
He who hath good health is young, and he is rich who owes nothing.
健康葆青春，无债即富有。
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。