transcription, транскрипция: [ (ˌ)pər-ˈme-thrən ]
noun
Etymology: per- + meth yl + pyreth rin
Date: 1976
: a synthetic pyrethroid C 21 H 20 Cl 2 O 3 used especially as an insecticide
transcription, транскрипция: [ (ˌ)pər-ˈme-thrən ]
noun
Etymology: per- + meth yl + pyreth rin
Date: 1976
: a synthetic pyrethroid C 21 H 20 Cl 2 O 3 used especially as an insecticide
Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003