Smokometer
烟密度计, 烟尘计
🗣️ 情景例句
Right. Would you give me room service, please?
好。请接房间服务部好吗？
No class!
真没水准！
While John Gilbert was in hospital, he asked his doctor to tell him whether his operation had been successful,
当约翰。吉尔伯特住院的时候，他问医生他的手术是否成功，