Leukomaines
[化] 蛋白毒碱类
🗣️ 情景例句
He is making good progress after his operation.
他动过手术后病情大为好转。
The ox is never woe,till he to the harrow go.
挂耙去耕地，牛才知辛苦。
'I don't know,' I answered, 'Tommy's been to the toilet three times this morning, but I haven't had any change yet!'
“我不知道”，我回答说，“今天上午汤米去了3次厕所了，但我还没看到硬币！”