1.
an uneven hemline,ie of a skirt
凹凸的底边线（裙子的）
2.
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。用于指透镜
3.
Convex on one side and concave on the other.
凸凹的一面凸一面凹的
4.
having a strongly waved margin alternately concave and convex.
深波状的，凹凸交替的。
5.
Metal sheets that have raised sections will work very well.
凹凸不平的金属片最好。
6.
tactile surface
有凹凸纹胶条的路面
7.
the inequalities of the ground
地面的高低 [凹凸] 不平
8.
Concave on one side and convex on the other.
一面凹进一面凸起的
9.
Having greater curvature on the convex side than on the concave side.Used of a lens.
凸凹的凸面比凹面曲度更大的。用来指透镜
10.
Study of Double Concave and Concave-convex Mirror Destabilized Concavity
对双凹或凹、凸非稳腔共轭像点的探讨
11.
An opening or recess in a wall.
壁凹；墙洞墙上向内凹或向外凸的部分或孔隙
12.
Optimization design of axial symmetric concave-convex angle segment structure in the nook ring supported bulkhead
凹角处设舱壁的轴对称凹凸角舱段优化设计
13.
A protruding or receding part in a surface or line.
凸出（或凹入）部分在一个表面或线条上凸出或凹入的部分
14.
Adsorption of Al~(3+) in water with raw soil of attapulgite and hydrochloric acid modified attapulgite
凹凸棒原土及盐酸改性凹凸棒对水中Al~(3+)的吸附
15.
Optimization design of axial symmetry concave-convex angle segment structure in the salient ring supported bulkhead
凸角处设舱壁的轴对称凹凸角舱段优化设计
16.
an area of broken, rocky ground
凹凸不平的、 多岩石的地面.
17.
a plane with a flexible face that can plane concave or convex surfaces.
有可以刨凹面或凸面的曲面的刨子。
18.
A chisel with a rounded, troughlike blade.
半圆凿带有凹凸横截面的圆形的凿子