gemstone
US /ˈdʒem.stoʊn/
UK /ˈdʒem.stəʊn/
名词
宝石, 宝玉
a precious or semiprecious stone, especially one cut and polished for use in jewelry
示例:
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She wore a necklace with a beautiful blue gemstone.
她戴着一条镶有美丽蓝色宝石的项链。
•
Diamonds, rubies, and emeralds are all types of valuable gemstones.
钻石、红宝石和祖母绿都是有价值的宝石。