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redan

/ri'dæn/

📖 中文释义

  1. n. 凸角堡
📘 English Definition（英文释义）
  1. n. A work having two parapets whose faces unite so as to form a
  2. salient angle toward the enemy.
  3. n. A step or vertical offset in a wall on uneven ground, to
  4. keep the parts level.
R 字母词表