orderern.定货人
ordern.顺序;条理;订单;命令;秩序;阶层;[生]目;点的东西v.命令;定购;调整;整理;点餐;预定,订货
order register指令记录器,指令寄存器
order sequence命令序列
order of birth出生次序
order geometry有序几何
order-degree有序度
ordered domain有序整环,有序畴
order disordern.有序无序(规则不规则)
order purchase定单式购房
order of merge归并顺序
order forestry订单林业