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单词 endocone
释义

endocone

noun

en·​do·​cone
ˈendəˌkōn
: one of the concentric conical structures developed within the calcareous siphuncle of certain cephalopod shells (as of the genus Endoceras)

Word History

Etymology

end- + cone

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更新时间:2024/11/10 17:42:12