名词
中文翻译：个人追踪器
同义词：
['personal tracker', 'personal tracer']
例句：
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1. The police used a personal tracer to find the suspect.
警方使用个人追踪器找到了嫌疑人。
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2. The detective was able to use a personal tracer to follow the criminal's movements.
侦探能够使用个人追踪器跟踪犯罪分子的行动。
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3. The company developed a personal tracer that could help people locate their lost items.
这家公司开发了一种个人追踪器，可以帮助人们找到丢失的物品。