Dioscorine
薯蓣碱, 地奥碱
🗣️ 情景例句
A community center
一个社区中心
March comes in like a lion and goes out like a lamb.
三月来如雄狮，去如绵羊。
I bought two expensive dictionaries here half and hour ago, but I forgot to take them with me.
半小时以前我在这里买了两本很贵的辞典，但是我忘了拿走。