gemstone
US /ˈdʒem.stoʊn/
UK /ˈdʒem.stəʊn/
名詞
寶石, 寶玉
a precious or semiprecious stone, especially one cut and polished for use in jewelry
範例:
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She wore a necklace with a beautiful blue gemstone.
她戴著一條鑲有美麗藍色寶石的項鍊。
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Diamonds, rubies, and emeralds are all types of valuable gemstones.
鑽石、紅寶石和祖母綠都是有價值的寶石。