secondary eye继发眼, 交感眼secondaryadj.次要的；从属的；中等教育的n.副手；次要位置secondary nodules次级淋巴小结secondary buckler第二胚盾secondary surface副表面secondary fairway支航道secondary quality次性质, 第二性质secondary control辅助操纵,次级控制,二等控制secondary listing第二上市secondary orifice次生室口(动)secondary parting二次分型secondary emitter次级电子发射体