英语词汇“sword fern”是什么意思，“sword fern”的读音、用法及例句翻译-烛光网

词汇	sword fern
释义	sword fernn.（名词） Any of various ferns of the genusNephrolepis, including the Boston fern, having bipinnately compound fronds and sori at the vein tips. 肾蕨，耳蕨：一种肾蕨属蕨类植物，包括波士顿蕨，有二回羽状的复叶，叶脉的两端有孢子堆
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