名词
中文翻译：基石
同义词：
['foundation stone', 'cornerstone', 'cornerstone']
例句：
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1. The construction of the new bridge was based on the old one's boundstones.
新桥的建设基于旧桥的基石。
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2.The success of the project hinges on its boundstones.
项目的成败取决于其根基石。
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3. The company's reputation is built on its boundstones.
公司的声誉建立在其根基石上。