beaver

• n.
  • the soft brown fur of the beaver

    同义词： beaver fur

  • a native or resident of Oregon

    同义词： Oregonian

  • a full beard
  • a man's hat with a tall crown; usually covered with silk or with beaver fur

    同义词： dress hat high hat opera hat silk hat stovepipe top hat topper

  • a movable piece of armor on a medieval helmet used to protect the lower face
  • a hat made with the fur of a beaver (or similar material)

    同义词： castor

  • large semiaquatic rodent with webbed hind feet and a broad flat tail; construct complex dams and underwater lodges
• v. work hard on something

  同义词： beaver away

以上来源于: WordNet