ineffectual 

  1. 形容詞
無效的, 無益的
徒勞無益的, 白費的
無力的
無效果的, 不起作用的

    同義字詞
counterproductive,feckless,hamstrung,ineffective,inefficacious,inefficient,inexpedient
abortive,barren,bootless,empty,fruitless,futile,ineffective,inefficacious,otiose,profitless,unavailing,unproductive,unprofitable,unsuccessful,useless,vain

例句

  1. Limp, ineffectual , timid, clueless.
  2. Then lots of $ would be ineffectual , no?
  3. Voluntary programs have been ineffectual .
  4. This is essentially ineffectual compromise.
  5. Aerial creatures, these, ineffectual angels.