1、无疗效
... inefficacious 无（疗）效的；疗效不佳的 inefficacy 无效的；无疗效的 inelastic 无弹性的 ...
2、无效力
... inefficiently 无效率地；缺乏能力地 inefficiency 效率低；无效率；无能 inefficacy 无效；无效力 ...
3、无效
... inefficiently 无效率地；缺乏能力地 inefficiency 效率低；无效率；无能 inefficacy 无效；无效力 ...
4、无效果
... ineffective无效的 inefficacy无效果 inefficiency无效效率低 ...
rupture inefficacy断裂失效
market inefficacy市场失效
inefficacy contract无效合同
probability of inefficacy失效概率
inefficacy in platelet transfusion血小板输注无效
taper inefficacy area圆锥模糊区
inefficacy in the evaluation评判失效
efficacy and inefficacy有效和无效