chelicera 

  1. 名詞
螯角, 螯肢
顎角, 鋏角
/此名詞複數為"chelicerae"/

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Males in all families but Eremobatidae possess a flagellum on the basal article of the chelicera .                            
    2. 
                                                    
  2. 
                                In this case, the high levels of serotonin contained in the venom, plus at minimum strong chelicera , will contribute to deliver a very painful bite that can result in muscle shock.                            
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  3. 
                                In the case of a mature female, the hollow, needle shaped part of each chelicera , the part that penetrates the skin, is approximately 1 mm (0.04 in) long, sufficiently long to inject the venom to a dangerous depth.                            
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  4. 
                                One type, termed a chelicera (plural... = chelicerae), is located immediately anterior to the mouth and functions in capturing and killing prey... . The other type, termed a pedipalp, is located immediately posterior to the mouth and helps to manipulate                            
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  5. 
                                Only two spider families, Uloboridae and Holarchaeidae, are known to be non-venomous, i.e., lacking venom glands, but only spiders of fairly large species possess chelicera long enough to penetrate human skin, and most (though by no means all) spiders that are large enough to bite humans effectively are mature females.                            
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