Bruno mottin of the french museums ' center for research and restoration said that on very close examination of the painting it became clear that the mona lisa ' s dress was covered in a thin transparent gauze veil 法国博物馆研究与修补中心的布鲁诺?莫坦说,通过近距离的观察,很明显蒙娜丽莎的衣服下罩着一件透明薄纱。