Kapnometer
烟密度计
🗣️ 情景例句
That's a practicable course of action.
那是一个切合实际的行动方案。
His extension number is 285.
他的分机号码是285。
They were also quite sure that a cigarette end did not start the fire.
他们还十分肯定火灾也不是由烟头引起的。