词汇	向下游游泳
释义	向下游游泳 Swam downriver；a downriver canoe race.
随便看	co-operation international law cooperation international tax cooperation in the field of energy cooperation in the field of financing cooperation in the field of labor service cooperation in the field of labour service cooperation in the group cooperation in the same business cooperation in the whole industrial chain cooperationism cooperationist co-operationist cooperationization cooperation knowledge construction cooperation knowledge source cooperation learning cooperation-learning cooperation-learning platform Cooperation,Lymphocyte cooperation main body cooperation maintenance cooperation management Co-operation management cooperation market cooperation mechanics