Evidently the first installment in a series that didn’t continue, this instructional film shows idle twelve- and sixteen-year- old brothers learning how to improve their surroundings by painting an old door. With the narrator giving step-by-step instructions, the boys go through the processes of sanding, applying primer, and mixing different types of paint. Whatever its educati...$刷油漆的教学科普片,时长18分钟$行吧 学完刷牙 刷油漆…$再找房子不怕遇到门板、厨房柜门破旧的了。。。看得手痒$睡了。。。$看得想刷漆,蓝绿色系真美妙