| 单词 | belemnite | 
| 释义 | belemnitenoun  bel·em·nite  ˈbe-ləm-ˌnīt  1   : any of various extinct cephalopods (order Belemnoidea) especially abundant in the Mesozoic era that had internal shells and that superficially resembled and are regarded as ancestors of the squids   2   : the fossilized bullet-shaped remains of a belemnite   | 
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