词汇	operational conditioning
释义	operational conditioning 操作条件反射
随便看	the fourth exploration The fourth fairy came forward the fourth finger or toe the Fourth Front Army the Fourth Media the fourth medium the fourth military medical university the fourth month the fourth official The fourth official will be Gunter Perl the Fourth of July the Fourth of July holiday the fourth of may context the fourth of the ten Heavenly Stems the fourth of the twelve Earthly Branches the fourth or youngest brother the fourth party implement the fourth party logistics the fourth-party logistics the fourth period the fourth physical distribution the fourth quarter the fourth red clay soil The Fourth Revised Edition the fourth revision edition