nonbeliever

1. I wouldn't say I was a nonbeliever, but I don't have any burning religious convictions.
   我不会说我是个无信仰者，但我没有任何狂热的宗教信仰。
2. One who lacks belief or faith, especially in a particular religion; a nonbeliever.
   不轻信的人无宗教信仰者，不信者。
3. Can one believe a nonbeliever?
   有谁会相信一个无信仰者？

noun

1. someone who refuses to believe (as in a divinity)

   Synonym:    disbelieverunbeliever