名词
中文翻译：反流阀
同义词：
['reflux valve', 'antireflux valve']
例句：
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1. The antireflux valve in the stomach helps to prevent acid reflux.
胃中的逆止阀有助于防止胃酸逆流。
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2. During surgery, an antireflux valve is inserted to prevent gastric contents from flowing back into the esophagus.
在手术期间，会插入一个逆止阀以防止胃内容物回流到食管。
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3. The antireflux valve works by allowing only a small amount of gastric juice to pass through, preventing it from reaching the esophagus.
逆止阀通过允许少量的胃液通过，防止它到达食管，从而发挥作用。