duckbills 

  1. 名詞
duckbill複數: 鴨嘴獸

    
                        
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例句

                

                    
    
                                                    
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                                Skin impressions and even mineralized soft tissue are known for duckbills .                            
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                                The Duckbills can combine in the style of a puzzle to flatten their enemies.                            
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                                In fact the duckbills were traditionally regarded as semi-aquatic creatures, feeding off soft aquatic plants.                            
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                                John Ostrom once pointed to the teeth of duckbills that seemed to be specialized for the grinding of coarse plant foods.                            
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                                The U.S. Army issued extended end connectors, "grousers" or " duckbills " to add width to the standard tracks as a stopgap solution.                            
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