ratio of revolution

例句：

1. 1. The ratio of the population to the land is a key factor in determining the sustainability of the economy.
   人口与土地的比例是决定经济可持续性的关键因素。
2. 2. The ratio of sugar to water in this recipe is crucial for achieving the desired texture and flavor balance.
   食谱中糖与水的比例对于达到理想的质地和风味平衡至关重要。
3. 3. In the study, the researchers found that the ratio of male to female participants was not significantlydifferent from the general population.
   在这项研究中，研究人员发现男性参与者与女性参与者的比例与总体人群没有显著差异。