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。
• 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。
• 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。
• COAT: Coarse hair, straight with a well developed undercoat.
  被毛：粗糙的被毛，直，有发育良好的底绒毛。
• 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。
• 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。
• 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。
• 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 undercoat is fine and tight on all the body.
  底毛细腻、紧密，包裹全身。
• 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；