wormer驱虫剂
wormn.虫;蠕虫v.蠕动;驱虫;慢慢获取
worm-and-wheel axle蜗杆蜗轮式驱动桥
worm shaft and nut type蜗杆轴螺母式
worm and lever steering蜗杆曲柄式转向器
worm-and-wheel gear蜗轮螺杆机构
worm gear-worm system蜗轮-蜗杆系统
Worm in blood of cattle牛的血液里充满了一种寄生虫
worm-wheel hob thread蜗轮滚刀螺纹
worm-driven rear axle蜗杆传动后轴
worm-type distributor螺旋式排肥器