Fluoroalanine
[化] 氟丙氨酸
🗣️ 情景例句
The young couple started a family.
这对年轻的夫妇组成了一个家庭。
A courageous foe is better than a cowardly friend.
勇敢的敌人胜过懦怯的朋友。
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后，我不禁注意到许多当地人也上了车。