Английский разговорный словарь (основной) - laborious
Laborious
laborious
ləˈbɔ:rɪəs adj. 1 needing hardwork or toil (a laborious task). 2 (esp. of literary style) showing signs of toil; pedestrian; notfluent. øølaboriously adv. laboriousness n. [ME f. OF laborieus f. L laboriosus (as LABOUR)]