Dihydroketoac-ridine
[化] 吖啶酮
🗣️ 情景例句
No parking.
禁止停车。
They who cannot do as they would, must do as they can.
不能为所欲为者，也当尽力而为之。
Who won the girls' 400 metres?
女子400米赛跑谁获胜？