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

• 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。
• 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。
• They also adopt fibreglass reinforced plastics undercoat and corrosion resistant glass-flake coating lately.
  近年来又采用了玻璃纤维增强塑料内涂层、玻璃鳞片耐腐蚀涂料。
• 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。
• 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。
• 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。
• 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。
• 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。
• In the ASH breed, all colors with a silver inhibitor gene are required to have a "white" undercoat present on all parts of the cats, including along the spine line.
  在美短国短毛猫品种当中，所有带银抑制基因颜色需要有“白色”的绒毛出现在整个身体当中，包括整个的脊骨线。
• 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。