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

• A water-resistant undercoat of short wooly, slightly oily hair is essential, but in the summer months may be hard to find except on the thighs and shoulders.
  防水的底毛短、羊毛状、略带油质的毛发（基本特征），但在夏天，除了大腿和肩部，可以发现其他部位的底毛变硬。
• Check the density of general undercoat carpet and flexibility, basically have two kinds of methods.
  检查一般短毛地毯的密度和弹性，主要有两种方法。
• 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。
• Having the form of a hair. Heavy undercoat, when present, rather woolly. Neck and shoulders heavily coated, especially in dogs, giving mane-like appearance.
  毛样的，长毛状的有毛发的形状的当浓密的内毛长出后，非常酷似羊毛。颈部和肩部的被毛更浓密，形成鬃毛样外观。
• One child can thus be genetically susceptible and his or her sibling not. Undercoat, as well as furnishings on breeches and underside of tail, may be lighter shades of the dominant color.
  双胞胎中的一个孩子将遗传易感性而他或她的同胞却不会。内被毛如同四肢和尾部内侧，可能是遗传上显性的微淡一些的颜色。
• An undercoat for fluororesin coating based on epoxy resin and polyamide hardener.
  聚氨酯固化的环氧树脂涂料，氟树脂面漆的配套用中间漆。
• 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。
• A small slender short-haired breed of African origin having brownish fur with a reddish undercoat. American red-fruited hawthorn with stems and leaves densely covered with short woolly hairs.
  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。美洲一种结红果的山楂，叶和茎密被短绒毛。
• Phenomenon manifested in paint films by the wearing away of the finish to expose the substrate or undercoat.
  漆膜由于面漆磨损而使基材或底漆暴露出来的现象。
• 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。