我沒聽懂。

I didn't catch that.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
=2 沒 méi (negative prefix for verbs) have not; not
=2 沒 mò
  1. drowned
  2. to end
  3. to die
  4. to inundate
3 聽懂 tīngdǒng
  1. to understand (on hearing)
  2. to catch (what is spoken)