名词
中文翻译：直波
同义词：
['straight linewave', 'straight-line wave']
例句：
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1. The waves were breaking onthe shore.
海浪在岸边拍打。
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2. The ship's propeller was producing a straightwave.
船的螺旋桨产生了一个直波。
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3. The sound of the music created astraight wave in the room.
音乐的声音在房间里产生了一个直波。