trackersn.追踪者（tracker的复数形式）trackn.轨道；跑道；踪迹；小路；乐曲v.追踪；跟踪track following discriminator磁迹跟踪鉴别器trackless rubber tyre vehicle无轨胶轮车Track Last Reference Position轨迹最后参考位置track for storing locomotives存机车线Tracking Damage in the Depths追踪深海受到的破坏Track irregularity inspection轨道不平顺检测track group recordinggeometry线束状观测系统track date of radar simulator模拟器的航迹数据tracking of carrier frequency载波频率跟踪track-and-column braiding纵横步进编织