名词
中文翻译：Unknown
同义词：
['main track', 'primary track']
例句：
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1. The main audio track is the one that plays during the movie's credits.
主要音频轨道是电影片尾播放的。
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2. The engineer needs to adjust the main audio track for better sound quality.
工程师需要调整主要音频轨道以获得更好的音质。
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3. During the recording session, the main audio track was crucial in achieving the desired sound effect.
在录音过程中，主要音频轨道对于实现期望的声音效果至关重要。