描述形状特征的方法很多，其中基于边缘线段的形状描述方法既足够抽象，又能提供丰富的信息，是描述形状的最佳方式之一。

Of many methods, straight-edge-line-based shape description is the best one not only because it is abstract sufficiently, but also because it provides abundant information.

youdao

描述形状特征的方法很多，其中基于边缘线段的形状描述方法既足够抽象，又能提供丰富的信息，是描述形状的最佳方式之一。

Of many methods, straight-edge-line-based shape description is the best one not only because it is abstract sufficiently, but also because it provides abundant information.

youdao