n.內(nèi)層油漆；絨毛；底毛

An undercoat is applied to prepare a surface for painting. 底漆被涂在某一表面上為粉刷作準(zhǔn)備。

I want all the existing paint stripped off and new undercoat and gloss applied. 我要把原有的油漆全部鏟去，并要涂上新的內(nèi)涂層和上光劑。

The quantity of undercoat is affected by climate and season. 底毛的數(shù)量受到季節(jié)和氣候的影響。

He has a soft, dense undercoat with a profuse harsh-textured outer coat. 他擁有柔軟、濃密的底毛和粗硬的披毛。

(英:underseal)底部涂層