Red Corundum Pendish 红刚玉吊坠
red corundum pendant 红刚玉吊坠
Red Corundum Pendould like 红刚玉吊坠
red corundum trimming stone 红刚玉磨头
Red And Blue Corundum 红色和蓝色刚玉
Only red corundum is entitled to be called ruby, all other colours being classified as sapphires.
只有红色的刚玉可称为红宝石，其他任何颜色是命名为蓝宝石。
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。
Ruby, the common name for the mineral corundum in its red form, is a precious gemstone.
红宝石是对红色矿物刚玉的俗称，它是一种珍贵的宝石。
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