ruby
/ˈruːbɪ/noun
(pl. -ies)
1- a precious stone consisting of corundum in colour varieties varying from deep crimson or purple to pale rose红宝石。
1.1
- mass noun an intense purplish-red colour红宝石色, 红玉色, 深红色：
as modifier the rich ruby liquid浓艳的红宝石色液体
in combination this wine has a youthful ruby-red colour.这种酒呈深红色, 让人觉得活力四射。
1.2
- mass noun Printing an old type size equal to 5½ points (smaller than nonpareil and larger than pearl)【印刷】5½点铅字。
词源
Middle English: from Old French rubi, from medieval Latin rubinus, from the base of Latin rubeus 'red'.