Cholstanol
二氢胆甾醇
🗣️ 情景例句
have become good friends, haven't you?
成了好朋友，不是吗？
That radio's pretty loud. Could you turn it down, please?
收音机太响了，你能把声音开小一点吗？
How did the game turn out?
球赛结果如何？