Eupaverine
去甲氧罌粟堿
??? 情景例句
Do you have any brothers or sisters?
你有兄弟姐妹嗎？
Every potter praises his own pot.
老王賣瓜，自賣自夸。
On her way home she bought a new pen at a shop.
回家路上，她在一家商店買了一支新鋼筆。