One of the first water clocks was a basin with a small hole near the bottom through which the water dripped out.
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Related: basin
Prev: The region is extremely unusual geologically, Royden says, because of the very steep slopes at the boundary between the Sichuan Basin to the east and the Tobetan plateau to the west.
Next: The region is extremely unusual geologically, Royden says, because of the very steep slopes at the boundary between the Sichuan Basin to the east and the Tibetan plateau to the west.
