星期天,我和奶奶来到体育广场,远远地看到广场的一角有蹦极的游乐设施:高高竖起的彩色杆子系着蹦极绳,下面搭有蹦床。几张蹦床上都有小朋友在灵活地蹿上跳下,简直是在自由飞翔,他们的脸上洋溢着欢乐,还不时发出爽朗的笑声。我再也抑制不住内心的渴望,决定上去玩一玩。我站在蹦床上,服务员阿姨替我绑紧了腰间的安全带,然后把系在我腰间、通过两边高杆顶端的蹦极绳往下拉,把 On Sunday, Grandma and I came to Sports Square, far to see the corner of the square with bungee jumping facilities: a tall colored pole tied with a bungee cord and a trampoline below. On a few trampolines, children all jumped up and down in a flexible manner. They were flying freely. Their faces were full of joy, and their hearty laughter continued from time to time. I could no longer restrain my inner desire, decided to play a play. I stood on the trampoline, waiter aunts tied the waist belt for me, and then tied to my waist, through the bungee poles on both sides of the pole pull down,