次: order; sequence字: character; word标记栈控制字词法层次字段: lexical level field of mark stack control word次总成对称轴: secondary axis of total symmetry次子生物系统: subbiosystem次总和: subtotal次子三部曲: second sons trilogy the次阻尼系流: underdamped system次子程序: sub subroutine; subsubroutinee次组: secondary group次子: second son次组构: subfabric次资料库: subdatasheet