counterairn.反空袭；防空adj.反空袭的；防空的countern.柜台；筹码；计数器；反驳adj.相反的adv.与…相反地v.反对；反击counter recovery time计数器恢复时间counter meshing gears反干涉齿轮集counterflow combustor逆流式燃烧室counterfactual method反事实研究方法Counter Battery Radar反炮兵雷达counterpressure brake均压制动器counter sinking blade埋头刀片counteroffer declined走势下滑的还盘countermeasures for PE体育对策counterfeit trade mark冒牌商标