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
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
- the first or preliminary coat of paint or size applied to a surface
- seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion
verb
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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。 - 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。