british ordnance survey
常见例句
- Ordnance Survey, the official British mapping agency, has made its first ever map of another planet, using NASA data to chart a huge expanse of the surface of Mars.
【史上第一张给普通人看的火星地图】英国地形测量局采用NASA的数据绘制出一张广阔的火星地表图，这是他们第一次制作外星地图。 返回 british ordnance survey