riverlyadj.河的；河流的；河边的rivern.河；江；河流；水道river-style reservoir河流型水库River Fish in Chongqing重庆江河鱼类river stage fluctuation河水涨落river water environment河道水环境river-crossing tunnel过江隧道river valley evolvement河谷演化river realignment works河流改道工程river valley proteetion流域保护river pattern variation河势演变river-sea interaction河海交互作用