Lanosterine
羊毛甾醇
🗣️ 情景例句
An apple a day keeps the doctor away.
每天一个苹果不用看医生。
From the mountain, Lenny can look off across the valley.
雷尼可以从那座山眺望谷间远处的那边。
What is it? asked the man.
“什么事？”楼上人问。