名词
中文翻译：中耳积液
同义词：
['middle ear hydrops', 'middle ear effusion', 'middle ear hydrocele']
例句：
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1. He had a middle ear effusion that required immediate medical attention.
他得了中耳积液，需要立即就医。
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2. The child's middle ear effusion resolved after several days of treatment.
经过几天的治疗，孩子的中耳积液已经痊愈。
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3. Middle ear effusion can be a symptom of an ear infection or a more serious condition like meningitis.
中耳积液可能是耳部感染的症状，也可能是更严重的疾病如脑膜炎的表现。