名词
中文翻译：水蛭
同义词：
['leech', 'water-beetle']
例句：
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1.Oxyuris are a common pest in many areas of the world.
水蛭是世界上许多地区的常见害虫。
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2. The oxyuris were found to be carrying bacteria that cause disease.
研究发现，水蛭携带的细菌会导致疾病。
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3. The oxyuris is used for medicinal purposes.
水蛭被用于药用目的。