chalkography

例句：

1. 1. This chalkography technique is used to create detailed illustrations.
   这种粉笔绘图技术被用来创建详细的插图。
2. 2.The artist uses chalkography to illustrate the story in a lively way.
   这位艺术家使用粉笔绘图来生动地讲述这个故事。
3. 3. The chalkography was so vivid that it made the children's imagination come to life.
   这种粉笔绘图非常生动，让孩子们的思维活跃起来。