名词
中文翻译：异物
同义词：
['exogenous', 'foreign substance例句：1. The patient was diagnosed with a foreign body in his stomach.（这名患者被诊断出胃里有异物。）']
例句：
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1. The patient was diagnosed with a foreign body in his stomach.
这名患者被诊断出胃里有异物。
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2. The surgery removed the foreign body from the patient's throat.
手术从患者的喉咙里取出了异物。
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3.The foreign body had to be surgically removed.
这个异物必须通过外科手术移除。