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secundine

/'sekʌndain/

📖 中文释义

  1. [植]内珠被
📘 English Definition（英文释义）
  1. n. The second coat, or integument, of an ovule, lying
  2. within the primine.
  3. n. The afterbirth, or placenta and membranes; -- generally
  4. used in the plural.
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