mapping fault

例句：

1. 1. The engineer is mapping the terrain for the construction project.
   工程师正在为建设项目绘制地形图。
2. 2. The map shows the location of the city center.
   这张地图显示了市中心的位置。
3. 3. They mapped out a new route to save time.
   他们规划了一条新的路线以节省时间。