名词
中文翻译：膝盖关节同义词
同义词：
['knees', 'knee joint']
例句：
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1. He sat on the couch with his knees bent forward.
他坐在沙发上，膝盖弯曲着。
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2. She was sitting in a chair with her legs crossed when she heard the news.
她坐在椅子上时听到了这个消息。
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3. The doctor advised him to exercise regularly to maintain his knee health.
医生建议他定期锻炼以保持膝盖健康。