代码实现
import turtle
for i in range(4):turtle.seth(90*(i+1))turtle.circle(50,90)turtle.seth(-90+i*90)turtle.circle(50,90)
turtle.hideturtle()#隐藏画笔箭头
代码实现
import turtle
for i in range(4):turtle.seth(90*(i+1))turtle.circle(50,90)turtle.seth(-90+i*90)turtle.circle(50,90)
turtle.hideturtle()#隐藏画笔箭头