空管

kōngguǎn

air traffic control

Wiktionary

Entry Composition

=1 空 kōng
  1. empty
  2. air
  3. sky
  4. in vain
=1 空 kòng
  1. to empty
  2. vacant
  3. unoccupied
  4. space
  5. leisure
  6. free time
=1 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”)
=2 管 guǎn variant of 管 guǎn
=2 管 Guǎn surname Guan
=2 管 guǎn
  1. to take care (of)
  2. to control
  3. to manage
  4. to be in charge of
  5. to look after
  6. to run
  7. to care about
  8. tube
  9. pipe
  10. woodwind
  11. classifier for tube-shaped objects
  12. particle similar to 把 bǎ in 管...叫 constructions
  13. writing brush
  14. (coll.) to
  15. towards