我不知道我有沒有時間。

I don't know if I have the time.

I don't know whether I have time or not.

Source: Tatoeba

Sentence Composition

1 我不知道 wǒbùzhīdào I don't know.
2 我 wǒ
  1. I
  2. me
  3. my
3 有沒有 yǒuméiyǒu
  1. (before a noun) Do (you, they etc) have ...?
  2. Is there a ...?
  3. (before a verb) Did (you, they etc) (verb, infinitive)?
  4. Have (you, they etc) (verb, past participle)?
4 時間 shíjiān
  1. (concept of) time
  2. (duration of) time
  3. (point in) time