形容词
中文翻译：无线电静的
同义词：
['silent', 'quiet', 'sultry', 'tranquil', 'serene']
例句：
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1. The radio was so loud that it drowned out the sound of the crickets.
收音机的声音太响了，以至于蟋蟀的声音都被淹没了。
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2.The room was so radioquiet that we could hear each other's thoughts clearly.
房间非常安静，我们能清楚地听到彼此的想法。
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3.The beach was so radioquiet that you could hear the waves crashing softly.
海滩非常安静，你能听到海浪轻轻拍打的声音。