运动线条（计算机美学），是用的java语言编写的运动线条动画，可以不停变换颜色和形状，有20个字勒马？ 有20个字勒马？ 有20个字勒马？ -Sports lines (computer aesthetics), is written in java animation with motion lines, you can constantly change color and shape, there are 20 words Lema? There are 20 characters Lem