woolyadj.羊毛的n.毛线衫=woolly.wooln.羊毛；毛线；毛织品Wool species羊毛品种wool density羊毛密度,毛密度wool washing洗毛woolen goods毛织品wool spinner毛纺机wool hosiery羊毛袜wool plucker羊毛除杂机wool keratin羊毛角蛋白wool alcohol羊毛脂醇wool quality羊毛品质