the hydrosphere
noun[S]
environmentspecializeduk/ˈhaɪ.drəʊ.sfɪər/us/ˈhaɪ.droʊ.sfɪr/all of thewater,ice, andwatervaporat or near thesurfaceof theearth, such as theseas,clouds, and thewaterin and under theground
水圈（地球表面上或附近的所有的水、冰、水蒸气的总和，如海洋、冰川、云层以及地上或地下水）