Wordnet polsko-angielski
(an amount of time
"a time period of 30 years"
"hastened the period of time of his recovery"
"Picasso's blue period")
time period, period of time, period
Praktyczny słownik religijny polsko-angielski 2005, Krzysztof Czekierda
time span, span of time, time period, period of time