Oil painting is very interesting and easy. 油画很有趣也很简单.

　　If you make some mistakes during painting, you don't have to worry, it's very easy to fix mistakes. 如果你在绘画时犯了一些错误，不必担心，修正错误很容易。

　　When painting with oil, you can just wait until it dries, and cover the mistakes with a new color. 涂油彩的时候，你可以等它干了，用一种新的颜色来掩盖错误。

　　So what is the main difference between oil painting and water painting? 那么油画和水彩画的主要区别是什么呢？

　　You need water to melt pigments for water painting. 你需要水来调和水彩画的颜料。

　　But you melt pigments with oil for oil painting. 但是你要用油来调和油画的颜料。

　　Water painting dries quickly but oil painting dries very slowly. 水彩画干得快，但油画干得很慢。

　　So you shouldn't touch oil paintings for a few days. 所以你几天内不应该碰油画。