perpendicular | BrE ˌpəːp(ə)nˈdɪkjʊlə, AmE ˌpərpənˈdɪkjələr | A. adjective ① (at a right angle) 成直角的 chéng zhíjiǎo de ▸ to be perpendicular to sth; 与某物垂直 ② (vertical) 直立的 zhílì de ▸ a perpendicular cliff 峭壁 ▸ a perpendicular line 垂线 B. noun 垂直线 chuízhíxiàn ▸ to lean from the perpendicular 倾斜 |