Technologies like Google Earth and other mapping programs can assist in monitoring the boundaries of his territory.
类似Google Earth和其它地图程序的技术可以追踪他的领地的范围。
Rather, they are carefully and tediously mapping the unknown territory of e-learning that has never been traveled.
反之，他们是在一个从未被探索过的数位学习领域里，小心翼翼、诚惶诚恐地摸索著未知的路。
They will bring to 18 the total number of satellites mapping Russian territory.
加上这三枚新发射的人造卫星，俄罗斯在太空的人造卫星数总数就将达18枚。
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