名词
中文翻译：静脉瘤
同义词：
['varicose vein', 'varicose veins', 'varicose veins']
例句：
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1. The patient was diagnosed with a varicose vein in his leg.
病人被诊断出腿上有静脉曲张。
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2. Varicose veins are often caused by prolonged standing or sitting.
静脉曲张通常是由于长时间站立或坐着引起的。
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3. He underwent surgery to remove the varicose veins in his leg.
他接受了手术，移除了腿上的静脉曲张。