名词
中文翻译：多余的
同义词：
['extra', 'surplus', 'excess']
例句：
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1. The extra workers were needed to complete the project on time.
额外的工人被需要来按时完成这个项目。
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2. The surplus food was donated to a local charity.
剩余的食物被捐赠给了当地的慈善机构。
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3. The excess of water in the tank led to flooding.
水箱中的过量水导致了洪水。