気き嚢のう

noun

air sac

Biological term for air-filled sacs in birds, insects, and other organisms.

• 鳥とりの気き嚢のうは呼こ吸きゅうを助たすける。

  Birds' air sacs aid respiration.

noun

gasbag; envelope

Refers to the gas-containing compartment of an airship or balloon.

• 飛ひ行こう船せんの気き嚢のうにはヘリウムが詰つめられている。

  The airship's gasbag is filled with helium.