semiprecious

常見例句

用作形容詞 (adj.)

• Semiprecious gemstones, tourmalines belong to a family of borosilicate minerals.
  準(zhǔn)寶石的寶石，電氣石屬于一個家族的硼硅酸鹽礦物。
• Azurite's brilliant color adds to its popularity in creating semiprecious stones.
  蘭銅礦燦爛的色彩加上它的聲望造成準(zhǔn)寶石的寶石。
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