undercoat

英 [ˈʌndəkəʊt]

美 [ˈʌndərkoʊt]

n.  底涂层; 内涂层; 底层涂料

复数：undercoats　现在分词：undercoating　过去式：undercoated　第三人称单数：undercoats　过去分词：undercoated　

化学

BNC.26848 / COCA.41041

牛津词典

noun

• 底涂层；内涂层；底层涂料
  a layer of paint under the final layer; the paint used for making this

柯林斯词典

• 底漆；内涂层
  Anundercoatis a covering of paint or varnish put onto a surface as a base for a final covering of paint or varnish.

英英释义

noun

• thick soft fur lying beneath the longer and coarser guard hair
  Synonym:underfur
• the first or preliminary coat of paint or size applied to a surface
  Synonym:flat coatgroundprimerprimingprimer coatpriming coat
• seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion
  Synonym:underseal

verb

• cover with a primer
  Synonym:primeground

双语例句

• The undercoat of this dog is soft and dense and of sufficient length to support the outer coat.
  这只狗的绒毛软并且密集浓厚，有足够的长度来支持外部的皮毛。
• Covered with fibers resembling cotton; nappy. a small slender short-haired breed of African origin having brownish fur with a reddish undercoat.
  棉花的，有毛的用象棉花一样的纤维覆盖的；有绒毛的；有短茸毛的非洲种瘦长而短毛的小猫，皮毛略带褐色，底层绒毛略带红色。
• The cords are wooly, varying in shape and thickness, either flat or round, depending on the texture of the coat and the balance of undercoat to outer coat.
  绳索是毛茸茸的，形状和厚度多变，或平坦、或圆形，主要是由于毛发质地和底毛与披毛的比例造成的。
• The undercoat width is narrowest closest to the spine line and longest close to the belly.
  绒毛宽度是最狭窄的最接近脊骨线并且最长且接近腹部。
• On the body, the outer coat is of medium length, flat or wavy, and is easily distinguishable from the undercoat, which is short, soft and dense.
  在身躯上，披毛为中等长度，平坦或略呈波浪状，很容易与底毛区分开，底毛短、柔软和浓密。
• This means that they have a soft, downy undercoat and a harder guard coat.
  也就是说他们除了一层柔软的底层毛以外，还有一层比较厚硬的外层毛。
• The painter was laying colours on canvas. To apply an undercoat to.
  画家正往画布上涂颜料。
• The coat and heavy mane is thick, with coarse guard hair and a wooly undercoat.
  它的被毛和鬃毛浓密，分为粗硬的针毛和柔软的内毛。
• The coarser hairs of the outer coat trap the softer undercoat, forming permanent, strong cords that are felt-like to the touch.
  粗糙的披毛陷在柔软的底毛中。披毛为持久的、结实的绳索状，触摸的感觉象是毡制的。
• The undercoat on black and tan dogs also may be grey or tan.
  黑色同栗色混杂品种的内被毛也可能是灰的或栗色的。