painting under water [涂料] 水下涂装
Under-glazed Color Painting 釉下白地彩绘
Painting under the Tang Court 工笔画下的唐苑
she studied painting under masters 她在名家指导下学画
以上来源于: WordNet
N the first layer in a painting, indicating the design and main areas of light and shade 画底色
Because the face of the woman in the under image also appears on canvases Van Gogh is known to have painted, the surface painting must be an authentic self-portrait by Van Gogh.
因为下面的女人的脸也出现在梵高画过的画布上，所以这幅凸版印刷一定是梵高的自画像。
X-ray examination of a recently discovered painting—judged by some authorities to be a self-portrait by Vincent van Gogh—revealed an under image of a woman's face.
对最近发现的一幅画作被一些权威人士判定为文森特·凡高的自画像，对其进行的 X 光检查揭示了一个女人脸部的底层图像。
He studied painting under several masters.
他从几位画师学画。
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