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prothallus

/prәu'θælәs/

📖 中文释义

  1. n. 原叶体
📘 English Definition（英文释义）
  1. n. The minute primary growth from the spore of ferns and
  2. other Pteridophyta, which bears the true sexual organs; the oophoric
  3. generation of ferns, etc.
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