名词
中文翻译：辅助复制头
同义词：
['auxiliary head', 'auxiliaryunit']
例句：
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1. The camerahas an auxiliary reproducing head that can be used toplay back recorded material.
这台相机有一个辅助复制头，可以用来回放录制的材料。
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2.The engineer used the auxiliaryreproducing head to troubleshootthe issue with the audio system.
工程师使用辅助复制头来调试音频系统的问题。
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3. Theauxiliary reproducinghead is a crucial component in the recordingprocess, allowing for seamless transitions betweendifferent tracks.
辅助复制头是录音过程中至关重要的组件，它允许在不同轨道之间无缝过渡。