单词 | volva |
释义 | Word Frequency volva(ˈvɒlvə) nounWord forms: plural -vae (-viː) or -vas botany a cup-shaped structure that sheathes the base of the stalk of certain mushrooms Derived forms volvate (ˈvɒlvɪt, -veɪt) adjective Word origin C18: from Latin: a covering, from volvere to wrap |
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