名词
中文翻译：滚动追踪器
同义词：
['rolling tracer', 'rolling tracer device']
例句：
-
1. The rolltracer was used to track the movement of the ball during the game.
滚动追踪器被用来在比赛中跟踪球的运动。
-
2. The rolltracer device helped us to monitor the progress of the project.
滚动追踪器设备帮助我们监控项目的进展。
-
3. The rolltracer was used to detect any leaks in the pipeline system.
滚动追踪器用于检测管道系统中的任何泄漏。