They paint themselves with yellow ochre, a symbol of the deceased's body.他们用黄色的赭石在自己身上涂画，象征已经死去。By the end of the lecture the back of my book was covered in little doodles.讲座结束时，我的书背面全是一块块涂涂画画。Simon was lying on the floor, doodling on a sheet of paper.西蒙躺在地板上，在一张纸上乱涂画。