irrelevant
adjective uk/ɪˈrel.ə.vənt/ us/ɪˈrel.ə.vənt/
不相关的，不切题的
not related to what is being discussed or considered and therefore not important
These documents are largely irrelevant to the present investigation. 这些文件与目前的调查大都不相干。
Making a large profit is irrelevant to us - the important thing is to make the book available to the largest possible audience. 赢得巨额利润对我们来说并不重要，重要的是要让尽可能多的读者读到这本书。
Opposite: relevant