底子dǐzibase; foundation; groundworkHSK 7-9PronunciationdǐziExample sentence这幅画底下有一层白色的底子。zhè fú huà dǐxia yǒu yī céng báisè de dǐzi.Underneath this painting there is a layer of white base.Read and choose an answerOne fixed sampleExplore a sample