柯林斯詞典aileron /?e?l?r?n/ (ailerons) 1. N-COUNT An aileron is a section on the back edge of the wing of an aircraft that can be raised or lowered in order to control the aircraft's movement. (飛機的)副翼 返回 aileron劍橋詞典a part along the back edge of an aircraft's wing that can be moved to help the aircraft turn or to keep it level (飛機的)副翼 返回 aileron