- 速记技巧
词源词根法
con-，强调。-cave，洞穴。洞穴状的，凹进去的。con-加强意义+cave洞=【同源词】cave，cavern，cavity，excavate
- 近义词
- 反义词
- 知识拓展
词组短语
concave mirror n.凹透镜；concave surface凹面，内弧面
- 双语例句 更多例句
The room had white concave walls, and Kurt's eyes had a hard time focusing.
房间的白色墙壁是向里凹进去的, 库尔特的眼睛一时间难以聚焦.
网络文摘精选
The next wave would lift those objects up to its steep concave slope.
跟着涌来的浪头又把这些物品举到了那高高的浪峰上.
词典精选例句
Alternative characterization of concave and convex functions which is sometimes useful.
对于凹函数和凸函数还有一个替补的表征,有时它是有用的.
词典精选例句
解决了大多数算法将凹多边形裁剪分解为凸多边形处理存在计算时间长、难度大等问题.
网络文摘精选
Having greater curvature on the concave side than on the convex side . Used of a lens.
凹凸的凹面曲率大于凸面曲率的.
网络文摘精选
The first part is the cavity, which gives a concave part its external shape.
第一部分是腔,从外形上看, 它提供了一个凹的形状.
网络文摘精选
The designs of conical annular structure and concave spherical structure are first pioneered. 2.
其中锥环形和凹球形结构设计属于首次研究.
网络文摘精选
提出了一种高Q值、宽调节范围的凹型结构微机械可变电容.
网络文摘精选
Therefore, although the font is small, but very deep concave, but very clear.
所以字体虽然小, 但是凹得很深, 而且非常清晰.
网络文摘精选
The hood and front mask theme is characterised by offset surfaces and concave and convex volumes.
引擎盖和前脸主题以偏移曲面和凹凸雕琢效果为特征.
网络文摘精选
Dial: Black or white Museum dial. Silvertone dauphine hands and concave dot at 12 o'clock.
表盘: 黑色或白色博物馆珍藏型表盘,银色皇太子指针,12时位置为经典的“太阳”凹点设计.
网络文摘精选
The concave grating on the film of PPTA is prepared by the double beam interference illumination.
利用PPTA薄膜在紫外光照下可硬化的特点,在薄膜上制备光栅进行研究并通过双光束干涉曝光法,制备了凹面光栅.
网络文摘精选
Stretch manner has different influences on concave boundary and convex boundary of model.
伸展方式对于凹形边界和凸形边界具有不同的影响.
网络文摘精选
目的揭示凹球壳形聚焦换能器焦域形态及其设计参数之间的关系.
网络文摘精选
- 相关词组
- concave curve凹曲线;
- concave edge（轧件的）凹边，凹面;
- concave lens凹透镜;负透镜;
- concave mirrorn.凹透镜;凹镜;
- concave bottom凹板分组，凹底;
- concave surface（叶片）凹面;
- concave curvature凹曲度;
- concave grating凹光栅;
- concave saw凹面锯，蝶式圆锯;
- concave cutter凹半圆成形铣刀，凹半圆刃铣刀;
- concave bank凹岸，冲刷河岸;
- concave weld凹焊缝;凹面焊;凹形焊缝;轻型焊;
- concave plane凹底刨，凹平面;
- concave bit凹形凿，凹形钻头;
- concave polygonn.凹多边形;
- concave tile凹瓦;
- concave slope凹坡;下凹形坡;
- concave joint凹（圆接）缝;
- concave convex凹凸;
- 今日热词
- 热门搜索
- 熊胆粉 Bear bile powder
- vest n.马甲;防护衣;内衣;（印有运动员编号的）运动背心;
- peace n.和平;和平运动;宁静;平静;和谐;
- loud adj.大声的;吵闹的;艳俗的;adv.响亮地;
- stripe n.条纹;种类;军士军阶;犯人穿的横条囚衣;
- shortcoming n.短处，缺点;
- honest adj. 诚实的;坦诚的;老实的;辛勤挣得的;
- riddle n.谜（语）; 神秘事件;v.（用子弹）把…打得到处是洞，使满是弹孔;精查（证据）;
- another me 另一个自己;另一个我
- install vt.安装;安顿，安置;任命;使…正式就职;
- frayed adj.磨损的;v.（使布、绳等）磨损，磨破( fray的过去式和过去分词 );
- joint adj.共同的，联合的;共享的;两院的;连带的，共同的;n.[解]关节;接合处;下流场所;一块烤肉（英式英语）;
