Cass
abbr. 货物财务结算系统（Cargo Account Settlement System）；指令主动声纳浮标系统（Commanded Active Sonobuoy System）
🗣️ 情景例句
It's no big deal.
这没有什么。
It started out to be a beautiful day.
刚开始天气不错。
I'm tired of working all day.
整日工作使我厌烦。