拖: 动词1.(拉着物体使移动) pull; drag; draw; haul 短语和例子拖网捕鱼 drag [haul] a net in fishing; 拖住敌人 pin down the enemy; 把身体拖垮 wear oneself down; 他冲进房间把我从床上拖起来。 he rushed into the room and pulled me out of b
回转: gyration; rotation; swing; turn; slew; [工业] slewing angulation; back swing; circumgyration; revolution; throw-over motion; turn round◇回转半径 [航海学] gyroradius; radius of gyration; 回转泵 drum pu