名词
中文翻译：比例
同义词：
['proportion', 'ratio', 'proportionate', 'share', 'fraction']
例句：
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1. The ratio of the population to the land is 2:1.
人口与土地的比例是2:1。
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2. The ratio of sugar to water in a solution is 1:10.
溶液中糖与水的比是1:10。
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3. The ratio of carbohydrates to proteins in the diet is crucial for health.
饮食中碳水化合物与蛋白质的比率对健康至关重要。