| 例句 |
convex adj.
⇨ curved curved adjective curved ♦︎ round ♦︎ rounded ♦︎ vaulted ♦︎ domed ♦︎ convex ♦︎ concave ♦︎ archedThese words all describe a shape that is not straight and bends continuously. 这些词均表示弯曲状的、弧形的。PATTERNS AND COLLOCATIONS 句型和搭配◆a curved / rounded / convex / concave surface◆a curved / a vaulted / a domed / an arched ceiling / roof◆curved / convex / concave mirror / lens◆gently curved / rounded / arched■ curved having a shape that bends continuously and has no straight parts 呈弯曲状的；弧形的◆A ball follows a curved path as it travels through the air.一个球在空中划出一条弧线。◆The knife has a curved blade.这把刀的刀刃是弧形的。 OPP straight ⓘ Something that is straight has no bends or curves. * straight指直的、笔直的◆The shortest distance between two points is a straight line.两点之间直线距离最短。 ■ round having a full, curved shape 弧形的；圆弧的◆Most of the county is undulating land, with low round hills and shallow valleys.该郡大部分地区都是丘陵地带，有着圆圆的山冈和浅浅的山谷。◆Put both the surname and publication date in round brackets.将姓氏和出版日期置于圆括号里。◆She had a small mouth and round pink cheeks.她的嘴小小的，圆脸蛋红红的。■ rounded / /ˈraʊndɪd/ / [usually before noun] having a curved shape, especially at the ends, sides or edges of sth （尤指物体末端、侧边或边沿）圆形的◆Furniture with rounded edges and corners is safer for children.圆边和圆角的家具对孩子比较安全。◆His head sagged between his rounded shoulders.他的头垂在圆圆的肩膀之间。■ vaulted / /ˈvɔːltɪd/ / (architecture 建筑) (especially of a roof or ceiling) made in the shape of an arch or a series of arches （尤指屋顶或天花板）拱形的◆The vaulted ceiling is supported by twelve columns.拱形天花板用十二根柱子支撑着。■ domed /dəʊmd; NAmE doʊmd/ [usually before noun](especially of a roof or ceiling) having a dome or shaped like a dome (= a shape like half a ball) （尤指屋顶或天花板）圆顶的，半球形的◆The domed ceiling of the temple is painted to resemble the sky.神殿圆顶所涂颜色有如天穹。◆He had the high, domed forehead of a scholar and thinker.他有着学者和思想家般高高隆起的额头。■ convex /ˈkɒnveks; NAmE ˈkɑːnveks/ (of an outline or surface) curved outwards （轮廓或表面）凸出的，凸起的◆A convex lens is thicker at its centre than at its edges.凸透镜的中心比边缘厚。OPP concave ■ concave /kɒnˈkeɪv; NAmE kɑːnˈkeɪv, ˈkɑːnkeɪv/ (of an outline or surface) curved inwards （轮廓或表面）凹的，凹陷的◆The inside of a shiny spoon is a common example of a concave mirror.光亮的调羹内层就是一种常见的凹镜。 OPP convex ■ arched /ɑːtʃt; NAmE ɑːrtʃt/ (especially of a bridge, door or window) having an arch; shaped like an arch （尤指桥、门或窗）拱形的，弧形的◆The entrance to the church is through an arched door.通过一道拱门便是教堂的入口。 |