我昨晚睡得很晚。

I stayed up till very late 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 睡 shuì
  1. to sleep
  2. to lie down
4 得很 dehěn (after an adjective) very
5 晚 wǎn
  1. evening
  2. night
  3. late