或是

huòshì
  1. or
  2. either one or the other

CEDICT

Entry Composition

1 或 huò
  1. maybe
  2. perhaps
  3. might
  4. possibly
  5. or
=2 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 是 shì variant of 是 shì