Sterols
甾醇类
🗣️ 情景例句
What are your favorite subjects?
喜欢哪些课程？
If you want to be healthy, you have to stop smoking cigarettes.
如果你要身体健康的话，必须停止抽香烟。
Look, Gary!That policeman's waving to you.He wants you to stop.
瞧，加里！那个警察正朝你挥手呢。他要你停下来。