风车

from turtle import*
import turtle
left(-60)
screensize(800,600,"red")
pencolor("yellow")
fillcolor("yellow")
pensize(10)
begin_fill()
import turtle
forward(100)
right(90)
forward(150)
right(90)
forward(100)
right(90)
forward(150)
end_fill()
left(145)
fillcolor("yellow")
begin_fill()
import turtle
forward(100)
right(90)
forward(150)
right(90)
forward(100)
right(90)
forward(150)
end_fill()
left(145)
fillcolor("yellow")
begin_fill()
import turtle
forward(100)
right(90)
forward(150)
right(90)
forward(100)
right(90)
forward(150)
end_fill()
left(145)
forward(1000)