青空

qīngkōng
  1. (literary) blue sky, azure sky
  2. blue sky, azure sky

Wiktionary

Entry Composition

=1 青 Qīng abbr. for 青海 Qīnghǎi, Qinghai Province
=1 青 qīng
  1. green
  2. blue
  3. black
  4. youth
  5. young (of people)
=2 空 kōng
  1. empty
  2. air
  3. sky
  4. in vain
=2 空 kòng
  1. to empty
  2. vacant
  3. unoccupied
  4. space
  5. leisure
  6. free time
=2 空 kǒng
  1. (obsolete on its own in Standard Chinese) alternative form of 孔 (kǒng, “hole; cave; mouth”)
  2. alternative form of 孔 (kǒng, “hole; cave; mouth”)