隆起
cancellation fee───取消费;销号费
castellation───n.雉堞墙;城堡状建筑
cancellation fees───取消费;销号费
cancellation law───[数]消去律;相消律
cancellation laws───[数]消去律;相消律
cancellations───n.取消;删除
constellations───n.[天]星座(constellation的复数)