noun
gas exchange
Technical term used in biology, medicine, and engineering for the transfer of gases (e.g., oxygen and carbon dioxide) across a membrane or interface.
肺ではガス交換が行われる。
Gas exchange takes place in the lungs.
この膜はガス交換を促進する。
This membrane facilitates gas exchange.
Compound of ガス (gasu, from English 'gas') and 交換 (kōkan, 'exchange').