adjective🔗Share骨の折れる, 労力のいるRequiring much physical effort; toilsome."Shoveling heavy snow from the driveway after a big storm is a laborious task. "大雪の後、私道から重い雪をかき出すのは骨の折れる作業です。workjobactionChat with AIVocabulary GamePractice Reading
adjective🔗Share骨の折れる, 困難なMentally difficult; painstaking."Solving the complex math problem was a laborious task, requiring hours of focused effort. "複雑な数学の問題を解くことは骨の折れる作業で、何時間もの集中した努力が必要でした。workattitudequalitymindChat with AIVocabulary GamePractice Reading
adjective🔗Share勤勉な, 勤労なIndustrious."The student completed the laborious project with great effort. "学生は大変な努力をして、勤勉なプロジェクトを完成させました。characterworkattitudequalityChat with AIVocabulary GamePractice Reading
