行业联
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对联的种类分为春联、喜联、寿联、挽联、装饰联、行业联、交际联和杂联(包括谐趣联)等等。
Generally speaking , duilian can be classified into Spring Festival ( Chinese New Year ) couplets , wedding couplets , longevity couplets , elegiac couplets , decorative couplets , trade couplets , social couplets , and miscellaneous couplets including facetious or humorous couplets .