n.刚玉
网络 刚玉; 钢玉; 刚玉家族
Rubies, valued as precious gems, are the mineral corundum in its red form.
作为一种珍贵的宝石,红宝石是一种红色的矿物刚玉。
True rubies are, in fact, the red variety of a mineral called corundum.
事实上,真正的红宝石是红色刚玉族矿物。
Moreover, corundum and periclase have not been detected in space dust before.
而且,此前在太空尘埃中还未侦测到刚玉和方镁石。
Relating to or designating corundum that resembles another stone in color.
关于或表示在颜色上类似另一块石头的刚玉的。
Either way, these gems are among the most beautiful of the corundum family.
无论如何,粉红色的刚玉是最迷人美丽的宝石之一。