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futile SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 143269 】 【意味】 "[形容詞] producing no result or effect [例] a futile effort [例] the therapy was ineffectual [例] an otiose undertaking [例] an unavailing attempt [例] The effort was futile. [例] The futile attempt to escape the prison. [例] They tried to escape but it was futile. [意味] 無益な, 無駄な, 無益の, むなしい, 無効な, 虚しい, 空しい, 儚い ; [同義語] unavailing, ineffectual, otiose ; [類似語] useless ; [派生] futility, ineffectiveness, ineffectuality, ineffectualness ; [同義語群] 02497471-a [形容詞] unproductive of success [例] a fruitless search [例] futile years after her artistic peak [例] a sleeveless errand [例] a vain attempt [例] The futile attempt to escape the prison was a waste of time. [意味] 無駄な, 無益な, 無益の, むなしい, 空しい, 虚しい, 不毛な, 儚い ; [同義語] fruitless, vain, bootless, sleeveless ; [類似語] unproductive ; [派生] fruitlessness, aridity, barrenness ; [同義語群] 01866812-a"