单词	royal fern
释义	royal fern noun variants or less commonly royal osmund : a common and widely distributed fern (Osmunda regalis) with large bipinnate fronds bearing the panicled globose sporangia at their summit called also ditch fern, French bracken, king fern Word History First Known Use 1781, in the meaning defined above
随便看	chaise longue chaise longues chaise lounge chaises chaises longues Chait chaitra chaits chaitya chaja chajae chajas chak crater chakar chakari chakdar chakra chakram chakras chakravartin chal chal pra chalaco chalahs chalan

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