pneumo-
/ˈnjuːməʊ/combining form
1
- of or relating to the lungs表示“肺的”：
pneumogastric.
2
- of or relating to the presence of air or gas表示“（有关）空气的”, “（有关）气体的”：
pneumothorax.
词源
sense 1 from Greek pneumōn 'lung'; sense 2 from Greek pneuma 'air'.