Coprocampesterol
粪菜油甾醇； 麦角甾醇
🗣️ 情景例句
In the meantime, what would you like?
对了， 你想要点什么？
An old dog cannot alter its way of barking.
老狗难改吠声。
When one seriously studies the social orders that have had the opportunity to develop autonomously,
当一个人认真地研究自发形成的社会秩序时，