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1.The sound quality of the new headphones issignificantly better than the old ones.
这款新耳机的音质明显比旧款好。
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2.The sound engineer needs to ensure that theaudio signal has a sufficient bandwidth to transmitthe sound.
音响工程师需要确保音频信号有足够的带宽来传输声音。
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3. Thesound system in the concerthall must have a high soundbandwidth to accommodate the large audience.
音乐会厅的音响系统必须具有高带宽，以容纳庞大的观众群。