adjective🔗Share無駄な, 徒労な, 無益なFruitless, futile, useless."Her efforts to convince her parents to let her go to the party were unavailing; they remained firm in their decision. "彼女が両親を説得してパーティーに行かせようとした努力は無駄に終わり、両親は決意を固く保った。outcomeachievementactionChat with AIVocabulary GamePractice Reading
