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,一條豎線(xiàn)做鼻子。 The sides of the mountain are almost perpendicular. 山的兩側(cè)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. 垂直于的[正式] [usu v-link ADJ 'to' n] The left wing dipped until it was perpendicular to the ground. 左翼下垂至與地面成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吃力地向上爬。 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(gè)與平面垂直的軸旋轉(zhuǎn)。 返回 perpendicular