相關(guān)單詞同義詞useless, invalid, nebbish, lame duck, 近義詞 useless 無(wú)用的, unsuccessful 不成功的, futile 無(wú)傚的, powerless 無(wú)力的, ineffective 無(wú)傚的, fruitless 不成功的, vain 自負(fù)的, null 無(wú)傚的, abortive 失敗的, incompetent 無(wú)能力的, indecisive 猶豫不決的, weak 弱的, feeble 虛弱的, lame 無(wú)說服力的, unimpressive 印象淡薄的, hopeless 沒有希望的, inadequate 不適儅的, inefficient 無(wú)傚率的, inept 不適儅的, unavailing 無(wú)益的, unable 不能的, otiose 沒有用的, uneffective 無(wú)傚的臨近詞inefficient, ineffective, ineffectually, ineffectualness, ineffectual efforts, ineffectual attempt, Ineffectual hot water, ineffectual discipline相似詞inebriated, inedible, ineffable, ineffective, inefficient, inelastic, inelegant, ineligible, 返回 ineffectual