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

• 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。
• 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 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。
• 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。
• The paint shall be homogeneously applied without exposed undercoat and depainting, and minor scratch is not allowed;
  涂漆均匀，无漏漆、脱漆现象，允许有轻微划痕；
• The Identification of Trichophyton Rubrum and Trichophyton Mentagrophytes by PCR Fingerprinting; a small slender short-haired breed of African origin having brownish fur with a reddish undercoat.
  红色毛癣菌和须癣毛癣菌微小卫星引物PCR研究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 is fine and tight on all the body.
  底毛细腻、紧密，包裹全身。
• 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。