单词	spiral seal
释义	spiral seal 螺旋密封
随便看	missile-related missile release line missile response missile roll control missile roll range missile roof missil(e)ry missilery missiles missile safety system missile servicing tower missile shelter launching missile shield missile shielding missile shielding concrete missile shielding cylinder missile ship Missile Silo missile silos missile site missile site radar missile site radar (msr) missile storage structure missile structure missile system 深入显出深入浅出深入膏肓深入骨髓深切着明深切着白深切著明深切著白深刺腧髓深厉浅揭四脚八叉四脚哈天四脚蛇四至四至四至儿四舍五入四苦四菜一汤四裔