transcription, транскрипция: [ ˈpər-mə-ˌfrȯst ]
noun
Etymology: perma nent + frost
Date: 1943
: a permanently frozen layer at variable depth below the surface in frigid regions of a planet (as earth)
transcription, транскрипция: [ ˈpər-mə-ˌfrȯst ]
noun
Etymology: perma nent + frost
Date: 1943
: a permanently frozen layer at variable depth below the surface in frigid regions of a planet (as earth)
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003