refractors 

  1. 名詞
refractor複數: 折射媒體, 折射透鏡
折射物, 折射器
折射望遠鏡

    
                        
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例句

                

                    
    
                                                    
  1. 
                                This height is recommended for refractors up to an f10 focal.                            
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  2. 
                                Lighting manufacturers use borosilicate glass in their refractors .                            
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  3. 
                                As you can see, I admit to being prejudiced in favor of refractors .                            
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                                In "Legends", large gems called Refractors are used as a power source.                            
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  5. 
                                Inexpensive doublet achromatic refractors suffer from secondary color.                            
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