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请输入您要查询的英文单词：
单词
pteridosperm
释义
pteridosperm
美
英
n.
种子蕨
复数：
pteridosperms
同义词
n.
seed fern
英汉
英英
网络释义
n.
1.
种子蕨
n.
1.
an
extinct
plant
that
bore
seeds
and
resembled
a
fern
1.
种子蕨
种子蕨
(
Pteridosperm
)，虽还无真正的种子，但却具有胚珠，它可能是向裸子植物演化的高级过渡类型。繁盛于石炭纪和二叠纪…
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small-scale model
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small-scale peasant economy
small scale peasant economy
small scale plant
small scale problem
small-scale problem
small-scale production
small scale production
small-scale retailing
small scale retailing
small scale robot
英汉双解词典包含2704715条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2025/7/2 2:03:43