名词
中文翻译：围产期死亡率
同义词：
['neonatal mortality', 'perinatal mortality rate']
例句：
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1. The studyfound that the perinatal mortality rate in rural areas is higher than in urban areas.
研究发现，农村地区的围产期死亡率高于城市地区。
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2. The government has launched a campaign to reduce the perinatal mortality rate.
政府已经发起了一场运动，旨在降低围产期死亡率。
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3. The doctors said that the high perinatal mortality rate was due to poor maternal health care.
医生说，高围产期死亡率是由于缺乏良好的母婴保健服务。