mobilityとは何ですか？ mobilityはмобильностьです
мобильностьとは何ですか？
- The quality or state of being mobile.
Качество или состояние мобильности.
- The movement of people, as from one social group, class, or level to another: "There's been . . . restructuring of industry and downward mobility for Americans as a whole” ( Lawrence W. Sherman).