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