以简洁的语言对产品的功能加以描述是指（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27079' and id < 2244619 and id<>'2244619' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27079' and id > 2244619 and id<>'2244619' order by id asc limit 5