Cathine,cathinine
[化] 阿茶堿; 阿拉伯茶堿
??? 情景例句
Hi, Robbie.
嗨， Robbie。
The peacock has fair feathers, but foul feet.
孔雀雖有華羽，但有賤足。
2 Two friends meet at school on the first day of term.2
兩個朋友于新學期的第一天在學校見面。