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
- 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 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。 - Covered with fibers resembling cotton; nappy. a small slender short-haired breed of African origin having brownish fur with a reddish undercoat.
棉花的，有毛的用象棉花一样的纤维覆盖的；有绒毛的；有短茸毛的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。 - 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。 - 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。 - 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。 - The width of the undercoat is varies depending on where it is on the cat.
绒毛宽度是依赖于猫身上的部位而改变。 - 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。 - 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。 - 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。