Zoroastrianism
noun [ U ] religion uk/ˌzɒr.əʊˈæs.tri.ə.nɪ.zəm/ us/ˌzɔːr.oʊˈæs.tri.ə.nɪ.zəm/
琐罗亚斯德教，祆教，拜火教（始于古伊朗）
a religion that developed in ancient Iran, based on the idea that there is a continuous fight between a god who represents good and one who represents evil