Dendrobine
石斛碱
🗣️ 情景例句
My car just got wrecked, it's not the happiest day of my life.
我的车刚坏掉了，今天真不好过。
Would you like a cigarette?
你要不要吸烟？
The seasons of the year in England and the USA are nearly the same.
在英国和美国，一年之中的季节几乎与中国相同。