noun🔗Share宝石A gem, usually made of minerals."The jewelry box was filled with colorful gemstones like rubies, emeralds, and sapphires. "宝石箱はルビー、エメラルド、サファイアのようなカラフルな宝石でいっぱいだった。mineralmaterialgeologyChat with AIVocabulary GamePractice Reading
