ruby

[ˈruːbi] [ˈruːbi]
  • 复数:rubies;
  • 例句
    同义词
    • ruby的同义词之:
      red
    英语六级真题
    • Denver and Ruby are two of the 34 therapy horses, brought in from a local farm.
      2019年6月六级真题(第二套)听力 Section B
    柯林斯高阶英汉双解学习词典释义
    英汉词典释义
    英英词典释义
    • Noun
      1. a transparent piece of ruby that has been cut and polished and is valued as a precious gem
      2. a transparent deep red variety of corundum; used as a gemstone and in lasers
      3. a deep and vivid red
    • Adjective
      1. having any of numerous bright or strong colors reminiscent of the color of blood or cherries or tomatoes or rubies
    行业词典
    • 化学: 红宝石;
      地质学: 红宝石;
      旅游: 红宝石;
      机械: 红宝石;掺有少量三价铬离子(Cr+3)的α型氧化铝单晶,是六方晶系的单轴晶体。通常采用铬离子浓度为0.03%~0.07%(重量)的红宝石作为激光工作物质。;