名词
中文翻译：宫颈扩张器
同义词：
['cervical dilator', 'cervical dilator']
例句：
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1. The doctor inserted a cervical dilator to help with the pain.
医生插入了一个宫颈扩张器来帮助缓解疼痛。
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2. During childbirth, the cervical dilator is used to dilate the cervix.
分娩期间，宫颈扩张器被用来扩张宫颈。
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3. Thepatient was given a cervicaldilator to prevent further damage to thecervix.
患者被给予一个宫颈扩张器以防止进一步损害宫颈。