单词	screw wheel
释义	screw wheel 螺旋齿轮,斜齿轮
随便看	defining integration defining location variable definingly defining module defining moment defining moments defining occurrence defining operation symbol defining polynomial defining postulate defining postulates defining range defining relation defining relations defining relation symbol defining relative clause defining relative clauses definings defining scalar defining standard thermometer defining unit defining value for integer variable defining variable defining-vocabulary defining vocabulary S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟 S水龙吟干燥干燥明矾干父之蛊干爸干爹干爽干犯干田干电池干略