principal act主要行为
principaladj.主要的;首要的n.本金;资本;校长;主角;委托人;主犯
Principal value of the estate遗产的基本价值
Principal conmponent analysis主成分分析
principal projection property主射影性质
Principal Assistant Secretary主任助理秘书
principal components anslysis主成分分析
principal vertical deflection主要高低提前量
Principal Contracting Officer首席合同签订军官
principal residential address主要住址
Principal part of advertising广告主体
principal in the first degree第一主犯; 首犯; 一级主犯