心包腔由纤维性心包和浆膜性心包围成。 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30910' and id < 2487440 and id<>'2487440' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30910' and id > 2487440 and id<>'2487440' order by id asc limit 5