相关单词近义词 needless 不需要的, expendable 可消耗的, superfluous 多余的, unessential 非本质上的, unnecessary 不必要的, replaceable 可置换的反义词indispensable, 不可缺少的临近词dispensation, dispel, dispensable gene, dispensable mold, dispensable mould, dispensable enzyme, dispensable circuit, dispensable drugs., dispensable amino acid, dispensable technical feature, dispensable items of personal property, Dispensable items of personal property.相似词dispatch box, dispatch rider, dispatcher, dispel, dispensary, dispensation, dispense, dispense with sth/sb, 返回 dispensable