string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BA%9A%E9%A9%AC%E9%80%8A%E4%B9%B0%E4%B8%9C%E8%A5%BF%E4%BB%98%E6%AC%BE => Failed to connect to 14.18.117.71 port 38041: Connection refused"
亚马逊买东西付款
