a type of graph (= a mathematical picture) in which different amounts are represented by thin vertical or horizontal rectangles that have the same width but different heights or lengths

The computer grades the summary on a scale of 1 to 5, represented by a bar graph. 电脑按照1到5的等级对摘要进行评分，以条形图显示。

The bar graph shows the number of drivers killed in motor vehicle accidents by age. 柱状比较图按年龄显示在机动车事故中丧生的司机人数。