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 green variety of chalcedony valued as a gemstone.
  一种绿色的玉髓，视作宝石。
• Colors of this beautiful gemstone range from light violet-blue to ultramarine blue.
  这个美丽的颜色范围从光宝石紫，蓝群青。
• The pleasure you derive from this beautiful and rare gemstone will be long-lasting.
  你会永远享受这难得的美丽且稀有的宝石。
• 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 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 rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone.
  一种稀有的、坚硬的黄绿色矿物，由铝酸铍构成，呈结晶状，用作宝石。
• 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 red transparent variety of zircon used as a gemstone.
  一种红色透明的锆石，用作宝石。
• We have been able to absorb precious metal and gemstone cost increases while improving our gross and operating margins.
  我们能够消化贵金属和宝石的成本上涨，同时提高我们的毛利润率和营运利润率。
• I was named Aquamarine after a rare and precious gemstone.
  我的名字代表一种稀少的珍贵的宝石。