| 单词 | 底面 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔base〕The side or face of a geometric figure to which an altitude is or is thought to be drawn.底面，底边：几何图形的边或面，在上面可以画出或被认为可以画出其高度美国传统〔bottom〕Read what it says on the bottom of the box.读一下箱子底面上所写的文字。麦克米伦高阶〔bottom〕The manufacturer's name is on the bottom of the plate.厂家的名称在盘子底面。牛津高阶〔box pleat〕A double pleat having two upper folds facing in opposite directions and two under folds pressed toward each other.箱形折缝：一种双褶，有两个相对的上层褶叠和两个互相挤压的底面褶叠美国传统〔box〕A container typically constructed with four sides perpendicular to the base and often having a lid or cover.盒子：一种由垂直于底面的四个侧面组成的容器，通常有盖美国传统〔dorsal〕Botany Of or on the outer surface, underside, or back of an organ.【植物学】 背部的：器官外表面的或器官外表面上、底面或器官的背部美国传统〔floor〕The lower or supporting surface of a structure.底面：某种结构的底层或支持面美国传统〔pavilion〕The lower surface of a brilliant-cut gem, slanting outward from the culet to the girdle.（宝石等的）底面：多角形宝石的下部表面，从底面向外倾斜美国传统〔pediment〕Geology A broad, gently sloping rock surface at the base of a steeper slope, often covered with alluvium, formed primarily by erosion.【地质学】 山前侵蚀平原，麓原：一种由侵蚀引起的在另一陡的倾斜底面上的宽而缓缓倾斜的岩石层面，其上通常覆盖着冲积土美国传统〔prismoid〕A prismatoid having polygons with the same number of sides as bases, and faces that are parallelograms or trapezoids.平截头棱椎体：以边数相同的平面多边形为底面的，各侧面为平行四边形或不规则四边形的拟柱体美国传统〔prism〕A solid figure whose bases or ends have the same size and shape and are parallel to one another, and each of whose sides is a parallelogram.棱柱（体），角柱（体）：多面固体，上下两底面大小、形状相同，且彼此平行，其余诸面则为平行四边形美国传统〔pyramid〕Calculate the angles between the walls and the base of the pyramid.算出这个棱锥各侧面与底面的夹角。外研社新世纪〔soffit〕The underside of a structural component, such as a beam, an arch, a staircase, or a cornice.拱腹：结构组成部分，如横梁、拱架、楼梯或飞檐的底面美国传统〔soleplate〕The underside of a clothes iron.底板：衣服熨斗的底面美国传统〔sole〕The bottom surface of a plow.犁的底面美国传统〔sole〕The underside of a shoe or boot, often excluding the heel.鞋底：鞋子或靴子的底面，往往不包括后跟美国传统〔sole〕The underside of the foot.脚底：脚的底面美国传统〔the underneath〕The plate had a name stamped on the underneath.盘子的底面印有名款。韦氏高阶〔trapunto〕Quilting in which the design is outlined with two or more rows of running stitches and then padded from the underside to achieve a raised effect.提花垫纬凸纹布：一种衍缝物，图案是用两排或两排以上的平缝针缝出的，然后再在底面加入衬垫物，以达到凸起的效果美国传统〔underneath〕The underneath of the car is protected by steel panels.汽车底面有钢板保护。外研社新世纪〔underneath〕There was gum stuck underneath the table.桌子底面粘着口香糖。韦氏高阶〔velvet〕A soft fabric, such as silk, rayon, or nylon, having a smooth, dense pile and a plain underside.丝绒：一种柔软的织物，如丝绸、人造丝或尼龙，具有光滑、浓密的绒毛以及平整的底面美国传统〔wedgie〕A shoe having a wedge-shaped heel joined to a half sole so as to form a continuous undersurface. Often used in the plural.坡跟鞋：其楔形后跟与鞋底的一半相连，形成一个连续的底面的鞋。常用作复数美国传统A cone is a solid body which narrows to a point from a round, flat base. 圆锥体是底面圆平顶尖的实体。译典通 |
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