名词
中文翻译：Unknown
同义词：
['proportion', 'proportionate']
例句：
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1. The ratio of the two numbers is 3:2.
这两个数的比例是3:2。
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2. The teacher asked us to calculate the ratio of the lengths.
老师要求我们计算长度的比例。
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3. The ratio of sugar to water in this recipe is 1:1.
食谱中糖与水的比为1:1。