柯林斯詞典perpendicular /?p??p?n?d?kj?l?/ 1. ADJ A perpendicular line or surface points straight up, rather than being sloping or horizontal. 垂直的[usu ADJ n] We made two slits for the eyes and a perpendicular line for the nose. 我們劃了兩道縫兒做眼睛,一條竪線做鼻子。 The sides of the mountain are almost perpendicular. 山的兩側幾乎是垂直的。2. ADJ If one thing is perpendicular to another, it is at an angle of 90 degrees to it. 垂直於的[正式] [usu v-link ADJ 'to' n] The left wing dipped until it was perpendicular to the ground. 左翼下垂至與地麪成90度角。 返回 perpendicular劍橋詞典formal at an angle of 90° to a horizontal line or surface 垂直的，成直角的 We scrambled up the nearly perpendicular side of the mountain . 我們沿幾乎垂直的山坡喫力地曏上爬。 mathematics specialized at an angle of 90° to another line or surface 與…垂直（或成直角）的 The wheel rotates around an axis that is perpendicular to the plane . 輪子繞著一個與平麪垂直的軸鏇轉。 返回 perpendicular