名词中文翻译
中文翻译：双数
同义词：
['double', "twofold例句：1. She has two children and a dog.（她有两个孩子和一只狗。）2. The cost of the product is double that of the competitor's.（该产品的成本是竞争对手的两倍。）"]
例句：
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1. She has two children and a dog.
她有两个孩子和一只狗。
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2. The cost of the product is double that of the competitor's.
该产品的成本是竞争对手的两倍。
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3. The teacher asked us to double our efforts in the test.
老师要求我们在考试中加倍努力。