Lanostane
羊毛甾烷
🗣️ 情景例句
Hold Gerald's hand, please. Great!
请握住Gerald的手。很好！
Did you get any sleep on the plane?
你在飞机上睡觉了吗？
And she encouraged me when I made up my mind to go to college.
我下决心上大学时，她则给我予鼓励。