L-laudanine
[建] 降甲劳丹碱
🧩 词语组成解析
劳丹碱, 半日花碱
🗣️ 情景例句
This is Mr. Wu in Room 415.
我在415房间，姓巫。
To wait impatiently for the late bus
焦急地等着迟迟不来的公车
It's time you went to bed.
你早就该睡觉了。