西方油画发展的早期,为了不影响物体的逼真性,画家总是尽力掩盖笔触的。当时,画家们采用的多是间接画法,先用炭条起出严格的轮廓底稿,再用黑白颜料画单色的底层,其上再用透明色一遍遍罩染,以达到精细微妙的逼真效果。这种作画程序类似于中国工笔画法,画家情感的表达是相对间接的、理性的、温和的,而难以是激情澎湃的、直抒胸 In the early days of the development of western oil painting, painters tried their best to cover up brush strokes in order not to affect the vividness of objects. At that time, the painters mostly adopted the indirect method. First, they used carbon strokes to create a strict outline of the original, then painted the monochromatic bottom layer with black and white pigments, and then covered them with transparent colors over and over again in order to achieve subtle and delicate lifelikeness effect. This painting process is similar to the Chinese painting method, the expression of the artist’s emotion is relatively indirect, rational, moderate, but difficult to be passionate,