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
so I can get some interesting mail?
那样我就可以收到一些有趣的信件了。
Please be serious for a minute, this is very important.
请严肃点，这件事很重要。
He sends me interesting postcards from the ports where the ship stops.
他还从船停泊的海港给我寄来了明信片。