negativism
noun [ U ] uk/ˈneɡ.ə.tɪ.vɪ.zəm/ us/-t̬ɪ-/ (also negativity)
消极主义
the feeling of not expecting good things, or considering only the bad side of a situation
There's a real attitude of negativism among the team at the moment. 目前队里弥漫着一种不折不扣的消极情绪。