기관지가 · 기관지를
bronchial tubes, bronchi
Example
기관지가 약해서 겨울마다 기침을 오래 해요.
My bronchial tubes are weak, so I cough for a long time every winter.
Word parts
기 air+관 pipe+지 branch
Literally 'branches of the air pipe' — the tubes that split off the windpipe.
Good to know
기관지염 (bronchitis) is the most common collocation you'll hear at a clinic.
Related words