挨不上

āibùshàng
  1. to be irrelevant
  2. to be superfluous

CEDICT

Entry Composition

1 挨 āi
  1. in order; in sequence
  2. close to; adjacent to
2 不上 bùshàng
  1. (verbal complement) unable to
  2. to not go up; to not ascend
  3. unable to

Related entries

不相干 bùxiānggān
  1. to be irrelevant
  2. to have nothing to do with
为什么你要干涉一件跟你完全不相干的事呢？

Why did you interfere in an affair that did not concern you at all?

Source: Tatoeba