| 释义 |
水系shuǐxì河川流域内,干、支流的总体叫做水系。如嘉陵江、汉水、湘江、赣江等与长江干流组成长江水系。{river system; hydrographic net; trunk and branches of a river valley as a whole, e.g. the Yangtze River system is composed of a trunk and branches such as the Jialing, Hanshui, Xiangjiang, and Ganjiang rivers} |