hydra 

  1. 名詞
(希臘神話中的)九頭怪蛇, 九頭蛇
/以上複數可為"Hydras"或"Hydrae"/
複數可為"hydras"或"hydrae":
難以根除的禍害
難以根除的棘手問題
大患
水螅
不可數名詞:
水螅屬
(天文學中的)長蛇座

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Hydra 5, 1988, 36-41.                            
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  2. 
                                Hydra is featured in "".                            
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  3. 
                                Hydra appears in the 2011 film "".                            
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  4. 
                                Tom Kenny as one of the Hydra Heads.                            
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  5. 
                                Hydra appears in "Avengers Assemble".                            
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