Dioscorine
薯蓣碱, 地奥碱
🗣️ 情景例句
What kind of house do you have in mind?
你想买什么样的房子呢？
Send a postcard to me when you arrive in Shanghai.
你到上海以后给我发张明信片。
The problem is finding land for it.
问题是要找到土地来修建厂房。