linear homogeneous group

例句：

1. 1.The path is linear and easy to follow.
   这条路径是直线的，很容易跟随。
2. 2. The data is linear and can be easily plotted on a graph.
   数据是线性的，可以很容易地在图表上绘制。
3. 3. The line of sight is linear and does not deviate from the main road.
   视线是直线的，没有偏离主路。