英语词汇“pen shell”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	pen shell
释义	pen shell pen shell n. Any of several large marine bivalve mollusks of the family Pinnidae, having a thin wedge-shaped or fan-shaped shell. [From the resemblance of their shells to quill pens .]
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