表面棕褐色至黑褐色，外皮脱落处呈黄色；节间缩短，呈紧密隆起的环状，形似蚕的药材是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29382' and id < 2393355 and id<>'2393355' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29382' and id > 2393355 and id<>'2393355' order by id asc limit 5