单词：otiose 

形容词

• 
  [1.a.otiose] (同义词:[otiose( adj. 闲着的, 怠惰的, 没有用的, 多余的 )]  [pointless( adj. 无意义的 )]  [purposeless( adj. 无目的 )]  [senseless( adj. 不省人事的, 无感觉的, 无意识的 )]  [superfluous( adj. 多余的, 过剩的, 过量的 )]  [wasted]  )
• 
  注释列句：serving no useful purpose; having no excuse for being; "otiose lines in a play"; "advice is wasted words"; "a pointless remark"; "a life essentially purposeless"; "senseless violence"
• 近义词 -> [worthless( adj. 无价值的, 无益的 )] 
  
• 
  [2.a.otiose] (同义词:[futile( adj. 琐细的, 无用的, 无效果的, (人)没有出息的 )]  [ineffectual( adj. 无效的, 不成功的 )]  [otiose( adj. 闲着的, 怠惰的, 没有用的, 多余的 )]  [unavailing( adj. 无效的 )]  )
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  注释列句：producing no result or effect; "a futile effort"; "the therapy was ineffectual"; "an otiose undertaking"; "an unavailing attempt"
• 近义词 -> [useless( adj. 无用的, 无效的, 无益的, 无价值的 )] 
  
• 
  [3.a.otiose] (同义词:[faineant(n.无所事事者, 懒惰者 adj. 无所事事的, 懒惰的 )]  [indolent( adj. 懒惰的, 不痛的 )]  [lazy( adj. 懒惰的, 懒散的 )]  [otiose( adj. 闲着的, 怠惰的, 没有用的, 多余的 )]  [slothful( adj. 偷懒的 )]  [work-shy(adj.怕工作的 )]  )
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  注释列句：disinclined to work or exertion; "faineant kings under whose rule the country languished"; "an indolent hanger-on"; "too lazy to wash the dishes"; "shiftless idle youth"; "slothful employees"; "the unemployed are not necessarily work-shy"
• 近义词 -> [idle( adj. 空闲的, 懒惰的, 停顿的, 无用的, 无价值的 vi. 不做事, 游手好闲, (机器)空转, 虚度, 闲散, 不作事, 游手好闲, 浪费 vt. 虚度, 使空闲, 使空转 )]