相關(guān)單詞同義詞uselessness, without avail, 近義詞 vanity 自負(fù), stupidity 愚笨, uselessness 無用, ineffectiveness 低效率, vainness 無益, senselessness senseless的名詞...臨近詞futon, futile, futility cutoff, futility cut-off 返回 futility