名词
中文翻译：记录仪
同义词：
['recorder', 'recorder', 'recorder']
例句：
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1.The engineer used a precordium to capture the footage for his report.
这位工程师使用记录仪捕捉了这段录像作为他的报告。
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2. The precordium was used to play back the recordings of the event.
记录仪被用来播放事件的录音。
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3. The precordium was an essential tool for the historian in documenting the event.
记录仪是历史学家在记录事件时必不可少的工具。