side spacing

例句：

1. 1. The designer has decided to increase the side spacing between the columns.
   设计师决定增加柱子之间的边距。
2. 2.The book's layout is well-organized, with ample side spacing for easy reading.
   这本书的布局井然有序，有足够的边距方便阅读。
3. 3.In this design, the side spacing helps to balance the visual weight of the elements.
   在这个设计中，边距有助于平衡元素的视觉重量。