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... currents.
The water might have come from the mountains, or it might have been from other rivers.
Finally, it might be the underground river.
The underground river and the river above the ground were actually connected in many places. Therefore, the underground river could also affect the water flow of the river above the ground.
As for the exact reason, he would know after checking the water quality.
Whether it was the sudden influx of other rivers, the i ...
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