名词
中文翻译：比率
同义词：
['ratio', 'proportion', 'ratio of', 'proportionate']
例句：
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1. The company's profit margin is 20% compared to its competitors.
该公司的利润比竞争对手高20%。
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2. The ratio of sugar to water in this recipe is 1:3.
食谱中糖与水的比例是1:3。
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3. The manager's salary is 40% higher than the assistant's.
经理的薪水比助理高40%。