例句
柯林斯高阶英汉双解学习词典释义
  • N-VAR
    蛋白石
    An opal is a precious stone. Opals are colourless or white, but other colours are reflected in them.
英英词典释义
  • Noun
    1. a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones
行业词典
  • 体育: 蛋白石造型跳伞;
    地质学: 蛋白石;