名词
中文翻译：口腔扩张器同义词
同义词：
['oral expander', 'oral expander device']
例句：
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1. The dentist used an oral dilator to widen the patient's teeth.
牙医使用口腔扩张器来扩大患者的牙齿。
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2. The patient was given a temporary oral dilator to prevent further damage to the injured area.
患者被给予一个临时的口腔扩张器，以防止进一步损伤受伤区域。
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3. During the surgery, the oral dilator was used to create a space for the surgeon to work.
在手术期间，口腔扩张器被用来为外科医生工作创造空间。