柯林斯詞典orthogonal /???θ?ɡ?n?l/ 1. ADJ relating to, consisting of, or involving right angles; perpendicular 直角的; 垂直的 返回 orthogonal劍橋詞典relating to an angle of 90 degrees , or forming an angle of 90 degrees 直角的，正交的，垂直的 返回 orthogonal