打开画笔 Unwrapping a paint brush

一个人打开新刷子的包装，打开一罐蓝色油漆，把它倒进油漆容器里，开始粉刷新房子的墙壁。

A person opens the packaging of a new brush, uncovers a can of blue paint and pours it into a paint container and starts painting the wall of his new house.