名词
中文翻译：比例
同义词：
['ratio', 'share', 'proportion', 'percentage']
例句：
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1. The teacher askedthe students to draw a picture of the proportion of the circle.
老师要求学生们画出圆的比例图。
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2. The salesman explained the importance of maintaining a proper proportion between different products.
销售员解释了保持不同产品之间适当比例的重要性。
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3. The doctor advised the patient to follow a balanced diet to maintain a healthy body weight and proper proportion.
医生建议病人遵循均衡饮食，以维持健康的体重和适当的比例。