Experimental Bomber (US military aircraft designation)什么意思

Experimental Bomber (US military aircraft designation)美国军用飞机试验爆炸(指定) Extra-Budgetary预算外的 Experimental Bomber实验型轰炸机 Xbox (Microsoft video game console)前面(微软游戏控制台) Experimental Bomber prototype实验轰炸机的原型 X-Bandn. X波段 Exchangeable Bonds (corporate finance)交换债券(财务) X-Bracings (structures)X-Bracings(建筑) X BoxX盒子 eXtra Boxy额外的Boxy Xtra Bright为什么明亮