1.
A concave surface, structure, or line.
凹面、凹形结构、或凹线
2.
A depression similar to that in a shallow concave container for food.
凹形，凹面与浅的凹型盛食物的容器相似的凹处
3.
To make in an inward curving form.
使成内凹形，使成穹形
4.
a concave shape with an open top.
顶上有开口的凹形物。
5.
The cloven hooves are sharp edged, elastic and concave.
蹄锋利，呈凹形，富有弹性。
6.
"Single curved moldings include the cavetto (concave, with a quarter-circle profile), scotia (deep concave), flute (grooved),"
单曲线脚包括凹弧饰(具有四分之一圆的轮廓的凹面)、凹形边饰(深凹面)、凹槽饰(开槽的)
7.
Position as for a curved seam manipulation the outer (convex) shape onto the concave.
弧形缝操作法,凸形的放在凹形的上面。
8.
A recessed panel in such a ceiling.
花格平顶的凹板在这样平顶上的凹形窗格
9.
semi - trailer kangaroo
袋鼠形半拖车(装在凹形底板的平车上)
10.
Cups, bowls and pots are typical hollow ware.
杯子、碗和壶都是典型的凹形器皿。
11.
A ceiling constructed with recessed panels.
花格平顶由凹形窗格建成的顶部
12.
Something having concave and convex edges terminating in points.
新月形物凹边和凹边汇合成点的物体
13.
Printing done with a plate bearing an image in intaglio.
凹版印刷用刻有凹版图形的模具印刷
14.
notch on a serrated edge
锯齿形边缘的凹口.
15.
meniscus (shaped) lens
凹凸透镜，弯月形透镜
16.
reentrant cylindrical cavity
圆柱形凹腔, 半同轴空腔
17.
a concavity in a surface produced by pressing.
由于挤压而形成的凹陷。
18.
A small cuplike depression or pit in a bone or an organ.
凹窝骨头或器官里杯形的小坑或凹陷处