Level 5 · word 10,979 of 20,000

ineffectual

/ˌɪnəˈfektʃuəl/ American
  • adj. 无效的, 不起作用的
Definition
  • adj. not producing the effect or result that was wanted
Example
Her ineffectual attempts to fix the printer only made it worse.
她修打印机的尝试毫无效果,反而把情况弄得更糟。