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
I can communicate with foreigners easily.
我能轻松地和外国人沟通。
This is a licence.
这是一张执照。
We tramped through the wood for over two hours until we arrived at a deep stream.
我们在树林中跋涉了两个多小时，到了一条深溪边。