sector jitter

例句：

1. 3.
   在地图上
2. 1. The map is divided into several sectors for easy navigation.
   这张地图被分成了几个部分，便于导航。
3. 2. The company's revenue is split evenly among its various sectors.
   公司的营收被平均分配到其各个部门。
4. 3. During the earthquake, the buildings in the northern sector were more severely damaged than those in the southern sector.
   地震期间，北部区域的建筑物比南部区域的更严重受损。