You can do other things too, like look at the wind or water that brought the grains to their location and figure out which way it was flowing.

你也可以做其他事，比如观察把沙粒带到它们位置上的风和水，并找出它们的流向。

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Streams flowed where nature intended them to, and water-driven factories had to be located on their banks whether or not the location was desirable for other reasons.

溪水的流向听从大自然的计划，不管有没有其他原因支持这个选址，水力驱动的工厂都必须设在河岸上。

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Each time the leatherbacks surface to breathe, the transmitters attached to their shells send data about their location, water temperature and water depth via satellite, allowing marine biologists to track their progress with GPS precision.

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The dramatic 377-room Fairmont Pacific Rim Hotel (opened in 2010) is a big draw for business travellers due to its spectacular location on the water and across the street from the Vancouver Convention Centre.

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It allowed us to quickly identify predators, remember the location of food and water sources, and engage in other activities that supported our survival.

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