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      首頁英語詞典purificationpurification考試真題
      
                    
      
	
      purification
      
	
      英 [,pj??r?f?'ke???n]
美[,pj?r?f?'ke??n]

      


	    
      
	
        
    
      • n. 凈化；提純；滌罪
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      考試真題
      
	
      
	
      In the future, more effective washing techniques, management procedures, and recycling and purification of water will be needed to reduce wastage.
      出自-2013年12月閱讀原文