船せん外がい活かつ動どう

noun

extravehicular activity; EVA

Technical term used in space exploration for activities performed by an astronaut outside a spacecraft.

• 宇う宙ちゅう飛ひ行こう士しが船せん外がい活かつ動どうを行おこなった。

  The astronaut performed an extravehicular activity.

• 船せん外がい活かつ動どう中ちゅうに機き器きの修しゅう理りをした。

  They repaired equipment during the EVA.