trackingn.跟踪；按学生能力分组动词track的现在分词形式.trackn.轨道；跑道；踪迹；小路；乐曲v.追踪；跟踪track haulage supervision轨道运输track return power system轨道回路动力系统Tracks of a Rolling Stonen.《漂泊者的足迹》；亨利·柯克(Henry J·Coke)著；漂泊者的足迹track-to-track fusion航迹融合track and field athletics田径赛Tracking and Demodulating跟踪解调track auxiliary equipment轨道附属设备tracking and traceability跟踪追溯Track foundation rigidity轨道基础刚度track-to-track moving[计] 道-道移动