mindexminitrack./min-i-trak/US // ˈmɪn ɪˌtræk //UK // (ˈmɪnɪˌtræk) //微型轨道,迷你轨道,小型轨道Definitionsn.noun · 名词1.›a system for tracking satellites, space vehicles, or rockets by means of radio waves.Level 4More words in m →