A computer-graphics system that defines pictures as though paint was being applied to a canvas. Various standard shapes are usually available plus the ability to draw freehand with various brushes and fill in areas with a range of patterns.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。