这个确实不是很简单的,但是你可以看看这个就知道了
http://yun.baidu.com/share/link?shareid=2851203182&uk=4062204449
She had been shopping with her Mom in Wal-Mart. She must have been 6 years old, this beautiful brown haired, freckle-faced image of innocence. It was pouring outside. The kind of rain that gushes over the top of rain gutters, so much in a hurry to hit the Earth, it has no time to flow down the spout.