名词
中文翻译：摇动关节
同义词：
['rocking', 'rocking motion例句：1. The old man was rocking his joints with the music.（老人随着音乐摇摆着身体。）']
例句：
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1. The old man was rocking his joints with the music.
老人随着音乐摇摆着身体。
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2. The baby was having a good time rocking to the rhythm of the music.
宝宝正享受着音乐的节奏。
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3. As she got older, her rocking joints became more pronounced.
随着年龄的增长，她的摇摆关节变得更加明显。