in·ef·fec·tive·ness
noun/ˌɪnɪˈfektɪvnəs/
/ˌɪnɪˈfektɪvnəs/
[uncountable]- ineffectiveness (of something) (in doing something) the fact that something does not produce the intended result or a successful result
无效：事实不能产生预期的结果或成功的结果 - the ineffectiveness of western medicine in treating this illness
西医治疗这种病无效
- the ineffectiveness of western medicine in treating this illness