Coam
abbr. coaming 舱口栏板; 边材; customerowned-and-maintained equipment 消费者自维修设备; equip customer-owned and-maintained equipment (data processing) 消费者自有维修设备（数据处理）
🗣️ 情景例句
Too noisy to study.
太吵了书看不下去。
When did you get married?
你什么时候结婚的？
We should save unnecessary expenses.
我们应节省不必要的开支。