life-saver 

  1. 名詞
救命者, 救星
救命恩人
水難救生員
救生工具
救急的人
救急之物
救命之物
/此名詞複數為"lifesavers"/

    
                        
    2. 
                                            

                

            

            
            

                

                
例句

                

                    
    
                                                    
  1. 
                                It has been a lifesaver to us.                            
    2. 
                                                    
  2. 
                                A real lifesaver (so to speak).                            
    3. 
                                                    
  3. 
                                He turned out to be that lifesaver .                            
    4. 
                                                    
  4. 
                                He worked as a lifesaver at a pool .                            
    5. 
                                                    
  5. 
                                The herbs were a lifesaver , literally!                            
    6.