空: leave empty or blank; empty; ...元: first; primary成员: member元成分, 元成员: metamember产生式元成员: productive metamember元成: gensei; motonari; motoshige空元气: facade时空元: space-time element元成行: yuen shing hong元成宗: ch'eng-tsung; temür khan, emperor chengzong of yuan朱元成: zhu yuancheng空元素标签: empty-element tag真空元件: vacuum unit成员: member 成员国 member state; member country; 家庭成员 a household member; a member of the family; 领导成员 leading members; 临时成员 non-regular member; 日本是万国邮政联盟的成员 (国)。 japan is a member to the universal postal union单元成本: unit cost单元成土过程: elementary soil processes美元成本平均法: dollar averaging; dollar-cost averaging三元成对编码选择: pair-selected ternary部件,成员: member成为……成员: become a member of成员;项: member成员表: membership table成员国: member countries; member country; member economy; member states; member-state; mitgliedstaat, der; - en成员类: member class成员体: member economies