The distinctive position of the Huaihe river as a natural watershed within the four major river system made it more qualified as the dividing line between the south and the north.
淮河在四渎中自然标识特征的突出，使其更有资格成为南北的分界线。
The distinctive position of the Huaihe river as a natural watershed within the four major river system made it more qualified as the dividing line between the south and the north.
淮河在四渎中自然标识特征的突出，使其更有资格成为南北的分界线。
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