1. The drum sieve is made of corrugated iron with strip-shaped holes, which is folded to rotundity. 筛网由有条形孔的波形钢板制成并折成筒形。
2. Boundary contour of the tablet image should be extracted when the shape defect is detected for the rotundity tablets in blister packaging. 检测泡罩包装中的药片是否存在形状缺陷，需要提取药片图像边缘轮廓。
3. The cells of B group crawled outward from the tissue inoculation in 2-3 days and the cells were polygen or rotundity and contacted each other. 组，2-3天大部分组织块边缘有细胞移行向外长出生长晕，细胞呈多角形、圆形，细胞之间相互连接。
英英解释
n.
1. the roundness of a 3-dimensional object
2. the fullness of a tone of voice
