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betel nut 槟榔
palm tree 棕榈树
Numerous studies have found and association between the incidence of oral cancers and betel nut chewing.
研究指出，口腔癌的发生与嚼食槟榔有密切关系。
Betel nut is a seed of a type of palm tree.
槟榔是一种棕榈树的种子。
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