Coprostanol
粪（甾）醇
🗣️ 情景例句
Are the people friendly in China?
中国的人们友好吗？
Quietude is the crown of life.
安静是生命的皇冠。
How do you know so much about it? Have you seen the film?
你怎么知道那么多情况？你已经看过这部电影了吗？