酸さん素そ吸きゅう入にゅう

noun

oxygen inhalation; breathing oxygen

Medical and general term for inhaling oxygen, often via a mask or tube. Used in healthcare, emergency, and sports contexts.

• 救きゅう急きゅう隊たい員いんが患かん者じゃに酸さん素そ吸きゅう入にゅうを始はじめた。