他们不是很可靠，是吗？

They aren't very reliable, are they?

Source: Tatoeba

Sentence Composition

1 他们 tāmen they; them
=2 不是 bùshì
  1. no
  2. is not
  3. not
=2 不是 bùshi fault; blame
3 很 hěn
  1. very; quite
  2. (also, often used before an adjective without intensifying its meaning, i.e. as a meaningless syntactic element)
4 可靠 kěkào reliable
=5 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)
=5 是 shì variant of 是 shì
=6 吗 má (coll.) what?
=6 吗 mǎ used in 吗啡 mǎfēi
=6 吗 ma (question particle for "yes-no" questions)