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 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；
• Synthesis and application of acrylic resin for UV-curable cathodic electrophoretic coating Cathodic electrophoretic coatings have been widely used as antirust undercoat for their excellent corrosion resistance, high electrophoretic force and coulomb efficiency.
  紫外光固化阴极电泳涂料用丙烯酸树脂的合成及应用阴极电泳涂料由于其优异的耐蚀性能、的泳透力和库仓效率而广泛用作防锈底漆。
• 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 is fine and tight on all the body.
  底毛细腻、紧密，包裹全身。
• 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。
• Himalayan goat having a silky undercoat highly prized as cashmere wool.
  喜玛拉雅山羊，底层绒毛柔滑如丝被赞为克什米绒毛。
• A black skirt was tied high, trumpet sleeves with silk lined green undercoat and white silk scarves highlighted her light makeup.
  薄施脂粉，一条黑华丝葛裙子系得高高的，细腰喇叭袖黑木钻狗牙边雪青绸夹袄，脖子上围着一条白丝巾。
• 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 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。