ineffectual

• 形容某人或某事不能产生预期的效果或结果；缺乏力量或能力，无法达成目标。

Describes someone or something that is not producing the desired effect or result; lacking power or ability to achieve something.

1. Not producing desired resultsC1formal

   Failing to achieve the intended effect or outcome; ineffective.

   无效的

   • The government's attempts to reduce crime were ineffectual.
   • His ineffectual efforts to fix the car only made things worse.
   • The medicine proved ineffectual against the new strain of the virus.

   同义词fruitlessfutileineffectivepointlessunproductiveuselessvain

   反义词effectiveeffectualefficaciousfruitfulpotentproductivesuccessful

2. Lacking power or abilityC1formal

   Having no power or ability to produce change; weak.

   无力的

   • The manager was an ineffectual leader who couldn't motivate his team.
   • She felt ineffectual in the face of such overwhelming bureaucracy.
   • His ineffectual protests were ignored by the authorities.

   同义词feebleimpotentineffectiveinefficaciousineptpowerlessuselessweak

   反义词capablecompetenteffectiveeffectualefficaciousinfluentialpotentpowerfulproductivestrong