词汇	前脑啡肽
释义	前脑啡肽医proenkephalin
随便看	Objective dialectics objective diameter objective difficulty Objective Digitized Division Objective dimension objective directio objective direction objective doctrine Objective dose objective drive objective driven optimization design objective economic environment objective economic ethics system objective economic law objective economic laws objective element objective elements objective elements of crime objective encapsulated Objective End Time objective entity objective entropy weight objective environment objective equivalence objective error ratio