The main drawback to "underglaze painting" of this type was that mistakes could not easily be rectified, so the work had to be done by an artist working with confidence and surety.
但是在生坯上作畫，缺點是錯了不易修改，必須是胸有成竹的畫師才敢以這種「釉下彩」的方式來彩繪。