主しゅ翼よく

noun

main wing; mainplane

Refers to the primary lifting surface of a fixed-wing aircraft, as opposed to tailplanes or control surfaces. Technical but common in aviation contexts.

• 主しゅ翼よくの設せっ計けいは航こう空くう機きの性せい能のうを大おおきく左さ右ゆうする。