名词
中文翻译：Unknown
同义词：
['pearl', 'gemstone']
例句：
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1.The pearl necklace was a symbol of her wealth and beauty.
那串珍珠项链象征着她的财富和美丽。
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2. She carefully placed the gemstone in the center of the ring.
她小心翼翼地将宝石放在戒指的中心。
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3. The pearls were so beautiful that they sparkled like diamonds.
这些珍珠如此美丽，闪烁着钻石般的光彩。