Как по Английски будет sous-couches

noun

A layer of paint applied after the primer and before the topcoat.

Примеры использования:

The woodwork was primed and had two undercoats

verb

Apply an undercoat of paint to.

Примеры использования:

She was busy undercoating the bookshelves

verb

Secure or fasten from the underside, especially by a rope or chain passed underneath.

Примеры использования:

That's a philosophy that needs to undergird retailers' business plans this year

verb

Place something under (something else), especially to support or raise it.

Примеры использования:

The green fields are underlaid with limestone

noun

Something placed under or behind something else, especially material laid under a carpet for protection or support.

Примеры использования:

Providing the proper underlay gives the carpet extra life