ruby

ruby
(pl. -ies)
  1. a precious stone consisting of corundum in colour varieties varying from deep crimson or purple to pale rose
    红宝石
    ■[mass noun]an intense purplish-red colour
    红宝石色，红玉色，深红色
    [asmodifier]the rich ruby liquid.
    鲜艳的红宝石色液体。
    [in combination]this wine has a youthful ruby-red colour.
    这种酒呈深红色。
    ■[mass noun](Printing)an old type size equal to 512 points (smaller than nonpareil and larger than pearl)
    (印刷)512点铅字
语源
  1. Middle English: from Old French rubi, from medieval Latin rubinus, from the base of Latin rubeus 'red'
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