Casso
abbr. Command Active Sonobuoy System 指令主动声呐浮标系统（机载反潜侦察器）; Connecticut Association of Secondary Schools 康涅狄格中等教育协会
🗣️ 情景例句
The more natural it will become.
它们就会变得越自然。
I couldn't get through.
我打不通。
It's true that he may fall behind the other students.
真的，他可能会落在其他同学的后面。