名词
中文翻译：交叉比率
同义词：
['cross-sectional ratio', 'cross-sectional ratio', 'cross-sectional ratio']
例句：
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1. The company's financial report shows a cross-sectional ratio of 3:2.
公司的财务报告显示，交叉比率为3:2。
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2.To calculate the cross-sectional ratio, we need to divide the total number of people by the number of people in each group.
为了计算交叉比率，我们需要将总人数除以每个小组的人数。
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3.The cross-sectional ratio is used to estimate the average lifespan of a population.
交叉比率被用来估计一个人口的平均寿命。