一個沒有顏色的漸層。用漸層橡皮擦擦掉你畫過的東西! A gradient that has no color. Erase what you've drawn with a gradient eraser!
這個工具與梯度有關。把它加入漸層工具,然後擦掉你畫過的東西。為了更強烈的效果,可以分層擦拭。

This tool is related to gradients. Add it to the gradient tool and erase what you've drawn. For a stronger effect, layer the erasing.
