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单词 pecopteris
释义
pecopteris
(once / 407563 pages)
n

WORD FAMILY
pecopteris
n Carboniferous fossil fern characterized by a regular arrangement of the leaflets resembling a comb
Hyper
fern
any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
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英语词典包含147318条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

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