furculae 

  1. 名詞
furcula複數: (動物的)叉骨, 叉狀器
(跳蟲、彈尾蟲等的)叉突, 彈器

    
                        
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例句

                

                    
    
                                                    
  1. 
                                Their wishbones ( furculae ) are almost absent.                            
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                                A furcula (wishbone) was also present, but has only been recognized since 1996; in some cases furculae were confused with gastralia.                            
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                                Up to late 2007 ossified furculae (i.e. made of bone rather than cartilage) have been found in all types of theropods except the most basal ones, "Eoraptor" and "Herrerasaurus".                            
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  4. 
                                Contrary to what Heilmann believed, paleontologists now accept that clavicles and in most cases furculae are a standard feature not just of theropods but of saurischian dinosaurs.                            
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                                Since the discovery of rudimentary and nonfunctional clavicles in ceratopsians, it was assumed that these shoulder bones were reduced in all dinosaurs that did not have true furculae .                            
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