気き閘こう

noun

airlock

Technical term for an airtight chamber used to allow passage between areas of different pressure, such as in spacecraft or underwater habitats.

• 宇う宙ちゅう船せんの気き閘こうを通とおって船せん外がい活かつ動どうに出でる。

  They go out for a spacewalk through the spacecraft's airlock.