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boracite

/'bɔ:rә,sait/

📖 中文释义

  1. n. [矿]方硼石
📘 English Definition（英文释义）
  1. n. A mineral of a white or gray color occurring massive and
  2. in isometric crystals; in composition it is a magnesium borate with
  3. magnesium chloride.
B 字母词表