underpainting發音名詞1底層畫、底色層、打底色繪畫The artist let the gray underpainting show through in the shadows.畫家讓灰色的底層畫在陰影處透出來。2打底技法、鋪底色繪畫技法Underpainting helps you plan the values before adding color.鋪底色能幫你在上色前先安排好明暗。