名词中文翻译
中文翻译：追踪球
同义词：
['tracking ball', 'tracking sphere']
例句：
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1.The track ball is used to control the speed of the car.
追踪球用来控制汽车的速度。
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2. The engineer used a track ball to adjust the angle of the machine.
工程师使用一个追踪球来调整机器的角度。
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3.The children were playing with the track ball in the park.
孩子们在公园里玩着追踪球。