underfelt
Longman Dictionary of Contemporary English 5++LDOCE 5++un·der·felt /ˈʌndəfelt $ -ər-/ noun [uncountable] British EnglishDHH soft material that you put between a carpet and the floor 〔置于地板与地毯之间的〕地毯垫毡
Examples from the Corpus
underfelt• Together with thick carpet and underfelt, it should go a long way to pleasing the occupants of the flat below.• It is loose laid on underfelt like an enormous rug with a surround of polished wooden floors.un·der·felt nounChineseSyllable
put that soft and Corpus a between you material carpet
underfelt
un‧der‧felt /ˈʌndəfelt $ -ər-/
noun [uncountable]
British English soft material that you put between a carpet and the floor
un‧der‧felt /ˈʌndəfelt $ -ər-/
noun [uncountable]British English soft material that you put between a carpet and the floor