短語詞組短語recoil particle 反沖粒子;回跳粒子Differential recoil 差異后座作用式recoil impulse 反沖脈沖Time Recoil 時間反沖Recoil Shot 激退射殺Recoil operation 后座作用方式recoil counter 反沖粒子計數(shù)器;回跳計數(shù)器;反沖計數(shù)器aggregate recoil 集合反沖;原子反沖recoil curve 反沖曲線recoil from 畏縮，后退recoil force n . 反沖力；坐后力 返回 recoil