短语词组短语Tracked file 已被跟踪的文件tracked changes 被加上追纵变更及注解tracked log 可追踪日志optically tracked 光学跟踪的Being Tracked 被跟踪tracked control 跟踪控制tracked collector 履带式集矿机guide tracked 导轨式tracked vehicle 履带式汽车 返回 tracked