释义 n.投弹瞄准器 实用短语norden bombsight诺登投弹瞄准器,诺顿轰炸机瞄准器radar bombsight雷达投弹瞄准具,visual bombsightoptical bombsight光学轰炸瞄准具bombsight clutch轰炸瞄准具离合器,瞄准具离合器bombsight field轰炸瞄准具视界synchronous optical bombsight同步光学轰炸瞄准具dive bombsight俯冲轰炸瞄准具bombsight system轰炸瞄准系统 同根词词根:bombern.bomber轰炸机;投弹手bombing[军] 轰炸,[军] 投弹v.bombing轰击;引爆炸弹(bomb的ing形式)