例如，非洲大陆一直在缓慢向北移动，靠近欧洲。

For example, the continents of Africa have been creeping north toward Europe.

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因此，一些学者认为，欧洲大陆一定是由古人发现并绘制的，古人绘制的地图被认为是欧洲制图者的模型。

Some scholars, therefore, argue that the continent must have been discovered and mapped by the ancients, whose maps are known to have served as models for the European cartographers.

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有目的的人可以通过一座狭窄的桥，而植物和动物的缓慢扩散则需要一条像大陆一样的道路，而且需要很长时间才能使用。

Whereas purposeful men could make their way across a narrow bridge, the slow diffusion of plant and animals would require an avenue as a continent and available for ages at a stretch.

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