Cbas
abbr. Central [Common] Battery Alarm Signalling 共电式报警信号设备
🗣️ 情景例句
I'm sorry I missed him. I had to work late.
很抱歉我错过了他醒着的时候。我必须工作到很晚。
You're sure of passing the exam if you work hard.
只要用功，主汪定能考及格。
It has been said that everyone lives by selling something.
据说每个人都靠出售某种东西来维持生活。