Near two thousand years have passed since the Chinese invented the compass.
自从中国人发明指南针已来，已过了近两千年。
Compass invented the ancient Chinese practice of long-term understanding of the results of magnetic objects.
指南针的发明是中国古人在长期的实践中对物体磁性认识的结果。
As long ago as the eleventh century the Chinese people not only invented the compass but also used in navigation.
早在十一世纪中国人就不仅发明了指南针，而且把它用于航海。
As long ago as the eleventh century the Chinese people not only invented the compass but also used in navigation.
早在十一世纪中国人就不仅发明了指南针，而且把它用于航海。
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