| 单词 | four-sided |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔foil〕A fencing sword having a usually circular guard and a thin, flexible four-sided blade with a button on the tip to prevent injury.钝头剑，无锋剑：带有一环状保护装置和在顶端带有圆头以防止剑伤的四边剑锋的防御剑美国传统〔lozenge〕A four-sided planar figure with a diamondlike shape; a rhombus that is not a square.菱形：钻石形状的四边平面图形；不是正方形的菱面体美国传统〔mansard roof〕A four-sided roof having a double slope on all sides, with the lower slope much steeper than the upper.双斜坡式屋顶，复折式屋顶：都有双重斜坡的四边屋顶，斜坡的下部比上部陡峭美国传统〔obelisk〕A tall, four-sided shaft of stone, usually tapered and monolithic, that rises to a point.方尖石碑：升到一点的四面体高塔或碑石，常为尖顶和由整块石料的美国传统〔parallelogram〕A four-sided plane figure with opposite sides parallel.平行四边形：一种有四条边且每两条边对应平行的平面图形美国传统〔pyramid〕Any of various similar constructions, especially a four-sided Mayan temple having stepped sides and a flat top surmounted by ceremonial chambers.类金字塔：一种相似建筑，尤指具有带台阶的侧面和布满礼仪性房间的平顶的四面玛雅族庙宇美国传统〔rectangle〕A four-sided plane figure with four right angles.矩形，长方形：具有四个边的方形，有四个直角美国传统〔square sail〕A four-sided sail extended by a yard suspended horizontally across the mast.横帆：一种四边帆，用一个水平横跨桅杆的横杆展开美国传统〔square〕An open, usually four-sided area at the intersection of two or more streets, often planted with grass and trees for use as a park.街区：位于两个或者更多街道交叉口的一种开放的，通常是四边的区域，以种植草木用于公园装饰美国传统〔tetragon〕A four-sided polygon; a quadrilateral.四边形美国传统A square is a four-sided figure.正方形是四边形。剑桥国际 |
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