Pagan beliefs and activities do not belong to any of the main religions of the world and take nature and a belief in many gods as a basis. They are older, or are believed to be older, than other religions.
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异教徒（旧时指不信奉基督教的人）
In former times, pagans were people who did not believe in Christianity and who many Christians considered to be inferior people.
例句
The new religion was eager to convert the pagan world.那种新宗教急于使异教徒皈依本教。...female saints who took vows of virginity rather than submit to an undesired marriage with a pagan.立誓独身也不愿屈服与异教徒结婚的女圣人