Lanosterol
羊毛甾醇
🗣️ 情景例句
Kids today have too much freedom, it's not like the old days.
现在的小孩太自由了，不像以前。
May I borrow your pencil?
我能借你的铅笔吗？
I don't know whether you care to answer right away.
我不知道你是否愿意立即回答。