(英:underseal)底部涂層

An undercoat of paint or size applied to prepare a surface, as for painting. 底漆，涂底料油漆之前，涂在某一表面上作準(zhǔn)備的底漆或涂料

A thick undercoat is common to all. 濃密的底毛是身體各部位都有的。

The undercoat is soft and dense. 底層被毛柔軟濃密。

The Springer has an outer coat and an undercoat. 英國(guó)激飛獵犬擁有外層披毛和底毛。

The undercoat, however, may be slightly lighter. 底毛，顏色可能略淺一些。

A profuse frill on chest.There is no undercoat. 背上和身體兩側(cè)的毛發(fā)筆直。