这个我怎么知道？

How am I supposed to know this?

Source: Tatoeba

Sentence Composition

1 这个 zhège
  1. (pronoun) this
  2. (adjective) this
2 我 wǒ
  1. I
  2. me
  3. my
=3 怎么 zěnme
  1. how?
  2. what?
  3. why?
=3 怎么 zěnme variant of 怎么 zěnme
4 知道 zhīdào
  1. to know; to become aware of
  2. also pr. zhīdao