idealadj.理想的；完美的；空想的；观念的n.理想；典范；目标ideal world理想世界ideal group理想群ideal space理想空间ideal demand理想诉求Ideal hearer理想听话人ideal forest法正林Ideal spirit理想人格ideal triode理想三极管ideal system理想的系统,理想系统ideal effect理想功效