Wandering to distant locations on the map will unlock codex entries about those far flung corners of the globe.
探索地图上的偏远地点将会解锁这些星球上的遥远角落的百科。
In Chapter Three, we discuss the topological structure of non-wandering set of a graph map.
在第二章中，我们讨论了图映射非游荡集的拓扑结构。
Basing on such GIS data model, we design a GIS electronic map system, which contains most basic GIS functions, such as object-create, map zoom, wandering, query and so on.
运用此模型，设计了一个基本的GIS电子地图实验系统，实现了GIS中地图对象的创建、地图的漫游、缩放、查询等功能。
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