我有失眠症。

I can't sleep at night.

Source: Tatoeba

Sentence Composition

1 我 wǒ
  1. I
  2. me
  3. my
2 有失 yǒushī to cause a loss of (decorum, dignity etc) (used in fixed expressions)
=3 眠 mián
  1. to sleep
  2. to hibernate
=3 眠 miǎn only used in 眠娗
=4 症 zhèng
  1. disease
  2. illness
=4 症 zhēng
  1. abdominal tumor
  2. bowel obstruction
  3. (fig.) sticking point