88单词
词典收录词

proostracum

/pru:st'rækəm/

[医]前甲（箭石）

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proostracum 的中文释义

  • [医]前甲（箭石）

proostracum 的英文释义

  • n.

    The anterior prolongation of the guard of the

  • phragmocone of belemnites and allied fossil cephalopods, whether horny

  • or calcareous. See Illust. of Phragmocone.

proostracum 的词形变化

暂无词形变化数据。

相关单词

proof proofing prooestrus proof beyond a reasonable doubt proof by contradiction proof by documentary evidence proof by facts proof by induction proof by recursion proof checker proof checking proof coin

最新更新单词

更新时间：2026-06-10 05:05:21

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