单词underpainting
网络: 底纹效果；打底；略施底色
He reveals every step of his process, from underpainting to the finished rendering.
他展示他处理过程的每一步骤，从上底色到最终渲染完成。
A yellow underpainting causes a disruptive effect in judging subsequent colors, particularly with portraits or figurative work.
黄色底色会让随后的颜色裂开，特别是人物和肖像绘画。
In Oil painting it is a traditional technique to paint an underpainting or a rough sketch on the canvas before finalizing your painting.
在油画这是一个传统工艺画你的画才敲定的打底或画布上的轮廓。
The first task is to extend the underpainting using oils.
第一项任务是将打底用的油。