Ignosterol
麦角甾二烯醇
🗣️ 情景例句
I think you should call Rita Mae right now.
我想你现在就打电话给Rita Mae。
I took off my hat.
我摘下了我的帽子。
He took off the first shoe and threw it on the floor.
他脱下第一只鞋子，把它丢在地板上。