名词
中文翻译：红宝石
同义词：
['ruby', 'amethyst']
例句：
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1. Theruby in the necklace is worth thousandsof dollars.
项链上的红宝石价值数千美元。
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2.She wore amethyst earrings thatmatched her dress perfectly.
她戴着与她的裙子完美匹配的紫水晶耳环。
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3. Thegemstones were polished to a highshine, making them look like rubies.
这些宝石被打磨得非常光亮，看起来像红宝石。