名词
中文翻译：胃内镜
同义词：
['endoscopy', 'gastroscopy']
例句：
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1. The doctor performed a gastroscopy to examine the patient's stomach lining.
医生进行了一次胃镜检查，以检查患者的胃壁。
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2. During the procedure, the gastroscope was inserted into the patient's esophagus.
在操作过程中，胃镜被插入患者的食管。
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3. Gastrocamera is an important tool for diagnosing and treating gastric diseases.
胃镜是诊断和治疗胃部疾病的重要工具。