中枢神经系统内的非定向突触传递多见于（      ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25946' and id < 2179962 and id<>'2179962' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25946' and id > 2179962 and id<>'2179962' order by id asc limit 5