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历史：

prevalent

adjective
/ˈprevələnt/
/ˈprevələnt/
(formal)
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  1. that exists or is very common at a particular time or in a particular place流行的；普遍存在的；盛行的 synonym common, widespread
    • a prevalent view普遍的观点
    • prevalent among somebody These prejudices are particularly prevalent among people living in the North.这些偏见在北方人中尤为常见。
    • prevalent in somebody/something The disease is even more prevalent in Latin America.该病在拉丁美洲更为普遍。
    Extra Examples
    • This attitude is prevalent among teenagers.这种态度在青少年中普遍存在。
    • Our diet contributes to the high levels of heart disease prevalent in this country.饮食导致心脏病在这个国家很常见。
    • Temporary working is most prevalent among people in service occupations.临时工作在服务业从业人员中最为普遍。
    • Truancy is most prevalent near the end of compulsory schooling.义务教育临近结束时，逃学率最高。
    Word Originlate 16th cent.: from Latin praevalent- ‘having greater power’, from the verb praevalere ‘have greater power’, from prae ‘before’ + valere ‘have power’.

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