;
context.arc(0,-130,3,0,360,false);//这里可以用0,-130的前提是上面以250,250为圆心
context.fillStyle="#fff"; //填充颜色...context.strokeStyle="#000";
context.arc(0,-120,6,0,360,false);
context.fillStyle="#fff"; //填充颜色...context.strokeStyle="#090";
context.arc(0,-140,5,0,360,false);
context.fillStyle="#fff"; //填充颜色...context.strokeStyle="#f00";
context.arc(0,-130,4,0,360,false);
context.fillStyle="#fff"; //填充颜色...context.arc(0,0,5,0,360,false); //交叉点为什么仍然是(0,0),因为上面的translate仍然起作用
context.fillStyle="#fff"; //填充颜色