“水”是附缀于河流专名后的河流通称。“渎”本是“江、河、淮、济”四大河流的专称，后可泛称大小人工河道，入湖泊的小渠、河。“江”、“河”本是南、北两条大河流专称，都可兼称其支流，并分别作南、北方河流的通称。“川”才是使用最广的河流总称，相当今称“河”。 “Water” is a common name for rivers attached to river names. The “ditch” is the “river, river, Huai, economic” special name of the four rivers, after the general size of the artificial river, into the lakes of the small canal, river. “River”, “river” this is the South, North, two large rivers, known specifically for their tributaries, and respectively, known as the South and North rivers. “River” is the most widely used general name of the river, quite called this “river.”