单词 | belemnite |
释义 | bel·em·nite ![]() n. Any of a group of extinct squidlike cephalopod mollusks of the Jurassic and Cretaceous Periods, having a cone-shaped internal shell. [New Latin belemnītēs, from Greek belemnon, dart; see gwelə- in the Appendix of Indo-European roots.] |
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