名词
中文翻译：食管括约肌
同义词：
['esophageal sphincter', "esophageal ring例句：1. The patient's breathing was shallow and labored", 'indicating a problem with the entobronchium.（患者的呼吸浅而费力，表明食管括约肌有问题。）2. During surgery', 'the surgeon had to carefully manipulate the entobronchium to avoid damaging the esophagus.（在手术中，外科医生必须小心地操作食管括约肌，以免损伤食道。）']
例句：
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1. The patient's breathing was shallow and labored, indicating a problem with the entobronchium.
患者的呼吸浅而费力，表明食管括约肌有问题。
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2. During surgery, the surgeon had to carefully manipulate the entobronchium to avoid damaging the esophagus.
在手术中，外科医生必须小心地操作食管括约肌，以免损伤食道。
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3. The patient was given medication to relax the entobronchium and facilitate swallowing.
患者被给予药物以放松食管括约肌，促进吞咽。