短语词组短语Cancellable semimodules 可消半模right cancellable 右可消的Cancellable Policies 可撤销保单cancellable lease 不可撤销的租赁协议non -cancellable policy [保险]不能退保的保险单;翻译congruence cancellable element 同余可消元cancellable partial order 可消偏序 返回 cancellable