点击"R"键来使地图的北方对应屏幕的正上方，并使用从建筑物顶的俯视图查看当前位置。
Press the “R” key to align Northto the top of the screen, giving a direct overhead (plan) view.
现在很难设想，若绘制地图不以北方作为地图的上方。可是过去可并不总是这样绘制的。
Now it is hard to visualize a map that does not feature north at the top, but this was not always so.
今天人们难以想象地图的上方不是北方。
Today it is hard to visualize a map that does not feature north at the top.
今天人们难以想象地图的上方不是北方。
Now it is hard to visualize a map that does not feature north at the top.
为什么把地图画成北方朝上？
如果你分不清楚南北方向，可以问人或看墙上的地铁系统大地图。
If you're unsure about what's north and what's south, ask someone, or look at the big maps of the subway system on the walls.
很难想象一幅地图没有把北方设在上端，但是这种绘制地图的方式并非一直这样。
It's hard to visualize a map that does not feature north at the top, but this was not always so.
托勒密所绘制的地图有一点是十分重要的，那就是他把北方置于地图的上方。
The really important thing about Ptolemy's map was that north was at the top.
如果你分不清楚南北方向，可以问人或看墙上的地铁系统大地图。
If you're unsure about what's north and what's south, ask someone, or look at the big maps of the subway system on the wall.
北方再一次被摆放到地图上的正确的位置——地图的上方。
Once again, north assumed its rightful place at the top of maps.
根据《中国语言地图集》的分区，四川话属北方方言西南官话区。
According to China's Linguistics Atlas, the Sichuan dialect belongs to the southwest mandarin of the northern dialects.
也就是说，左上角的迷宫角落地图，标明西北方向，右下角显示东南部。
That is, the upper-left corner of the maze map indicating the north-west direction, and the lower-right corner indicating the south-east.
在地图上的小红点躺在北方的纳米比亚、拉伸从遥远的Kaokoveld(或“Kaokoland”)在遥远的西北的Caprivi在东部。
The red dots on the map lie in the north of Namibia, stretching from remote Kaokoveld (or "Kaokoland") in the far north-west to the Caprivi in the east.
北方军发现用这些气球绘制地图也很有价值，照相机发明后，航空测绘便诞生了。
The Army also found that the balloons were valuable for the use of charting the terrain, and with the newly invented photographic camera, aerial mapping was invented.
北方军发现用这些气球绘制地图也很有价值，照相机发明后，航空测绘便诞生了。
The Army also found that the balloons were valuable for the use of charting the terrain, and with the newly invented photographic camera, aerial mapping was invented.
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