短语
中文翻译：无噪音
同义词：
['silent', 'quiet', 'silently']
例句：
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1. The room was so quiet thatwe could hear the sound of our breathing.
房间非常安静，我们能听到自己的呼吸声。
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2. He sat quietly in his chair, not saying a word.
他静静地坐在椅子上，一句话也没说。
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3. Themovie was so silent thatyou could hear your own heartbeat.
电影非常安静，你甚至能听到自己的心跳声。