gemstone
US /ˈdʒem.stoʊn/
UK /ˈdʒem.stəʊn/
名詞
ジェムストーン
a precious or semiprecious stone, especially one cut, polished, and used in a piece of jewelry.
ジェムストーン
a precious or semiprecious stone, especially one cut, polished, and used in a piece of jewelry.