亚马孙河主要流经亚马孙平原,流域面积广大,支流众多。
流域内主要为热带雨林气候全面多雨,降水丰富。因此判断亚马孙河流量丰富——是世界上流量最大的河流。The Amazon River mainly flows through the Amazon Plain, with a large basin area and many tributaries.
The basin is mainly tropical rainforest climate with abundant rainfall. Therefore, it is judged that the Amazon River has abundant flow - it is the river with the largest flow in the world.