gemstone

英

美 [ˈdʒɛmˌstoʊn]

n.  宝石

复数：gemstones　

TOEFL

BNC.33530 / COCA.24589

柯林斯词典

• 宝石
  Agemstoneis a jewel or stone used in jewellery.

英英释义

noun

• a crystalline rock that can be cut and polished for jewelry
  1. he had the gem set in a ring for his wife
  2. she had jewels made of all the rarest stones
  Synonym:gemstone

双语例句

• A kind of pink beryl used as a gemstone.
  绿玉的一种，用作宝石。
• Tourmaline is the most multi-colored natural gemstone in the world.
  碧玺是世界上最多彩的自然宝石。
• A blue mineral of magnesium and iron and aluminum and silicon and oxygen; often used as a gemstone.
  一种含有镁、铁、铝、硅、氧的蓝色矿物，用作宝石。
• A deep blue cordierite often used as a gemstone.
  一种深蓝色的堇青石，用作宝石。
• A spinel used as a gemstone ( usually dark red).
  一种用作宝石的尖晶石（通常为深红色）。
• A red transparent variety of zircon used as a gemstone.
  一种红色透明的锆石，用作宝石。
• A green slightly translucent variety of chalcedony used as a gemstone.
  一种略微透明的绿色玉髓，用作宝石。
• Both use the same JIT, bytecode loop, cache, and persistence provided by GemStone/ S.
  它们都使用了相同的JIT、字节代码循环、缓存和GemStone/S提供的持久化。
• A transparent deep red variety of corundum; used as a gemstone and in lasers.
  一种透明的深红色刚玉，经雕琢后可用作宝石，亦可用于激光器。
• A green andradite used as a gemstone.
  一种用作宝石的绿色钙铁榴石。