Scentometer
n. 呼吸测污仪
🗣️ 情景例句
He's the Dean of Admissions for the University of Michigan.
他是Michigan大学的新生注册主任。
When two ride on one horse, one must sit behind.
两人共骑一匹马，总有一个背后跨。
No, thanks. Help yourselves to the cakes.
不必，谢谢。请随便吃些糕点吧。