transcription, транскрипция: [ noun ]
Date: 1978
: a number assigned to a sunscreen that is the factor by which the time required for unprotected skin to become sunburned is increased when the sunscreen is used — abbreviation SPF
transcription, транскрипция: [ noun ]
Date: 1978
: a number assigned to a sunscreen that is the factor by which the time required for unprotected skin to become sunburned is increased when the sunscreen is used — abbreviation SPF
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003