| 释义 | 
		fruitless美 ['frutləs]  英 ['fruːtləs]  - adj.没有成果的;无成效的;徒然的
 - 网络不结果实的;无结果的;徒劳的
 
 adj. unsuccessful,unproductive,futile,useless,ineffective 1.  | 没有成果的;无成效的;徒然的producing no useful results  |  
  | a fruitless attempt/search 徒然的尝试╱搜查  |   | Our efforts to persuade her proved fruitless. 我们努力说服她,但毫无成效。  |  
 adj.  | 1. producing nothing, or nothing worthwhile 3. producing no good results, especially despite a lot of work  |  
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