鲨鱼的软骨骨骼构造使得其尸体腐烂的很块，最终，它们的一生只会留下极少的线索。
Sharks' cartilaginous skeletons decay quickly, leaving just tiny clues as to their lifestyles.
目的探讨内生软骨瘤的临床与影像学特征。
Objective To discuss the clinic and imaging features of solitary enchondroma.
目的比较骨囊肿与内生软骨瘤的临床和影像学特征。
Objective To compare the clinic and imaging features of simple bone cyst and solitary enchondroma.
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