The space is paint-smeared because he cleans his paletteknife on the walls.
房间里到处涂抹着颜料，因为他把调色刀在墙上抹干净。
2
In the example of a face, use the hair or the shadow areas and, taking some pure acrylic from the tube, apply the paint to certain areas with a paletteknife.
在面临的一个例子，使用头发或阴影区域，同时考虑从一些纯丙烯酸管，适用于油漆调色板刀某些地区。
3
This technique is often used in oil painting, where the different coloured paints are applied directly to the canvas with a paletteknife.