指同种商品在流通过程中因时间、地点等条件不同而形成的价格差额commodity price differential

• 适当利用商品差价，转换经营模式

  use commodity price differentials properly and transform the business model

• 她还用电脑捕捉各地商品差价，搞起长途贩运。

  She also used a computer to capture commodity price differentials in each area and started long-range transport of goods.