名词
中文翻译：比例
同义词：
['scale', 'proportion']
例句：
-
1. The ratio of sugar to water in this recipe is 1:2.
食谱中的糖与水的比例是1:2。
-
2. The teacher explained the problem by using a ratio of 3:4.
老师通过使用3:4的比例来解释这个问题。
-
3. The engineer designed a machine with a ratio of 5:6 for efficiency.
工程师设计了一台效率为5:6的机器。