platyhelminths 

  1. 名詞
platyhelminth複數: 扁形蟲

    
                        
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例句

                

                    
    
                                                    
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                                In all platyhelminths , the nervous system is concentrated at the head end.                            
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                                Most platyhelminths have no anus and regurgitate undigested material through the mouth.                            
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                                Other platyhelminths have rings of ganglia in the head and main nerve trunks running along their bodies.                            
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                                Despite this difference in environments, most platyhelminths use the same system to control the concentration of their body fluids.                            
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                                Many small organisms such as rotifers, copepods and platyhelminths use such organs, but these are too small to produce usable images.                            
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