名词
中文翻译：鸭嘴镜
同义词：
['Duckbill speculum', 'duckbill speculum', 'duck-billed speculum']
例句：
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1. This instrument isused to examine the eye for any abnormalities.
这个仪器用于检查眼睛是否有任何异常。
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2.The doctor used a duck-billed speculum to examine her eyes.
医生使用鸭嘴式窥视器来检查她的眼着。
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3. During surgery, the surgeon uses a duck-billed speculum to protect the patient's eyes.
在手术期间，外科医生使用鸭嘴式窥视器来保护患者的眼着。