黄河流出河南省孟津县,进入辽阔的华北大平原(亦称黄、淮、海平原)。由于河水携带大量泥沙,河床不断淤积抬高,使黄河下游形成高出两岸数米甚至十几米的“悬河”。这是远在史前黄河即泛滥游荡于华北平原、波及范围达 The Yellow River flows out of Mengjin County, Henan Province, and enters the vast plains of North China (also known as the Yellow, Huai and Hai Plains). Due to the large amount of sediment carried by the river and the continuous deposition and elevation of the riverbed, the “lower reaches of the Yellow River” formed a “hanging river” that was several meters or even ten meters above the two banks. This is far in the prehistoric Yellow River that is wandering in the North China Plain, spread to reach