单词scratchboard
na.: 刮板网络: 刮画板;刮版画;木版画
复数:scratchboards
From painting to crayon sketches to scratchboard the medium would suggest its use as the appropriate way to achieve a certain look and feel.
从绘画到彩色草图到scratchboard中期将其作为建议适当方式实现一定的外观和使用感觉。