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painstakingly betyder på ryska

EngelskaRyska
painstakingly (in a painstaking manner; very slowly and carefully)
adverb
[UK: ˈpeɪnz.teɪk.ɪŋ.li]
[US: ˈpeɪn.ˌstek.ɪŋ.li]

дотошноadverb

кропотливоadverb

прилежноadverb

тщательноadverb

усердноadverb