我昨晚沒睡。

I didn't sleep a wink last night.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 昨晚 zuówǎn
  1. yesterday evening
  2. last night
=3 沒 méi (negative prefix for verbs) have not; not
=3 沒 mò
  1. drowned
  2. to end
  3. to die
  4. to inundate
4 睡 shuì
  1. to sleep
  2. to lie down