| 释义 |
perpendicular/pɜ:p(ə)nˈdikjʊlə/ adj. & n.●adj. 1a at right angles to the plane of the horizon 垂直的，(与地平面)成直角的 b (usu. foll. by 通常后跟 to) Geom. at right angles (to a given line, plane, or surface) 【几】(与已知的线、面)正交的 2 upright, vertical 竖直的，直立的 3 (of a slope etc.) very steep (斜坡等)陡峭的 4 (作 Perpendicular) Archit. of the third stage of English Gothic (15th － 16th c.) with vertical tracery in large windows 【建】垂直式的 (15 至 16 世纪英国哥特式第三阶段建筑风格) 5 joc. in a standing position [诙]直立的 ●n. 1 a perpendicular line 垂线，垂直线 2 a plumb rule or a similar instrument 垂规；铅垂线 3 (prec. by 前接 the) a perpendicular line or orientation 垂线；垂直方向 is out of the perpendicular 不垂直 □ perpendicularity /-ˈlæriti/ n.□ perpendicularly adv.[Middle English from Latin perpendicularis, via perpendiculum ‘plumb line’ from PER- + pendēre ‘hang’] |