under coat

• 打底层

英英释义

名词 undercoat:

1. seal consisting of a coating of a tar or rubberlike material on the underside of a motor vehicle to retard corrosion

2. the first or preliminary coat of paint or size applied to a surface

3. thick soft fur lying beneath the longer and coarser guard hair

动词 undercoat:

1. cover with a primer; apply a primer to