inefficacious
01
无效的, 效果不佳的
not effective in achieving the intended purpose
Disapproving
Formal
例子
The medication proved to be inefficacious in alleviating the patient's symptoms, leading to the exploration of alternative treatments.
该药物被证明在缓解患者症状方面无效，从而导致了替代治疗的探索。
The cleaning product, marketed as a stain remover, was inefficacious in removing stubborn stains from various surfaces.
这款清洁产品作为去污剂销售，但在去除各种表面的顽固污渍方面无效。
词汇树
inefficacious
efficacious
efficacy
