能引起机体出现反应的环境变化称为

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29014' and id < 2360921 and id<>'2360921' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29014' and id > 2360921 and id<>'2360921' order by id asc limit 5