| 1. | Redder than male rubies were the roses .
玫瑰花比上等红宝石更红。 |
| 2. | The little ruby lights went out .
那些红宝石般的小红灯熄灭了。 |
| 3. | These crystals occur in nature and are the gems known as rubies .
这些晶体是天然存在的，人们称之为红宝石。 |
| 4. | When the flash tube is triggered, light from it penetrates the ruby .
当打开闪光灯时，它所发出的亮光穿透红宝石。 |
| 5. | It was a round opal, red and fiery, set in a circle of tiny rubies .
那是一块圆形蛋白石，红红的，象火焰一般，上面镶着一圈红宝石。 |
| 6. | One such crystal is the ruby, which contains trivalent chromium ions dispersed in a matrix of alumina .
这样的晶体有一种叫“红宝石”，它包含的三价铬离子弥散在氧化铝的基体中。 |
| 7. | Along with ruby there are a great many other solid state lasers whose outputs range in wavelength from roughly 500 to 2500 nm .
除了红宝石之外，还有许多其它的固体激光器，输出波长从大约500纳米（nm）到2500纳米（nm）。 |
| 8. | There are many legends associated with ruby
蓝宝石与红宝石一样，传说有医疗作用。 |
| 9. | There are many legends associated with ruby
蓝宝石与红宝石一样，传说有医疗作用。 |
| 10. | The ring has a ruby in a silver setting
这枚戒指的银底座上镶著一块红宝石 |
