名词
中文翻译：Unknown
同义词：
['diamond', 'gemstone例句：1. The diamond is a symbol of wealth and luxury.（钻石是财富和奢华的象征。）']
例句：
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1. The diamond is a symbol of wealth and luxury.
钻石是财富和奢华的象征。
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2.She bought a beautiful diamond ring for her wedding day.
她为婚礼买了一个漂亮的钻石戒指。
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3. Diamonds are used in cutting tools to make them sharper.
钻石用于切割工具中，使它们更锋利。