名词
中文翻译：Unknown
同义词：
['treasury', 'treasure', 'gem', 'jewel']
例句：
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1.This book is a treasure trove of information.
这本书是信息宝库。
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2.The diamond was a rare gem in the collection.
那颗钻石是收藏中的稀世珍宝。
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3.She kept her little girl as her most precious jewel.
她把女儿当作最珍贵的宝贝。