esprit de corps
noun [ U ] formal uk/esˌpriː də ˈkɔːr/ us/esˌpriː də ˈkɔːr/
团队精神，集体精神；集体荣誉感
the feelings, such as being proud and loyal, shared by members of a group of people
His leadership kept the team's esprit de corps intact during difficult periods. 他的领导使得这个团队在困难时期仍保持团队精神。
Compare: morale