名词
中文翻译：比例带
同义词：
['scale', 'gauge例句：1. The engineer drew a proportional band on the map to show the distances between cities.（工程师在地图上画了一条比例带，以显示城市之间的距离。）']
例句：
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1. The engineer drew a proportional band on the map to show the distances between cities.
工程师在地图上画了一条比例带，以显示城市之间的距离。
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2.The scale of the new model is much larger than the old one.
新款模型的尺寸比旧款大得多。
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3. The gauge of the watch was accurate to within half a second.
手表的刻度准确到半秒以内。