string(251) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%96%B0%E6%89%8B%E6%80%8E%E4%B9%88%E4%BB%8E1688%E6%8B%BF%E8%B4%A7%E4%B9%89%E4%B9%8C => Failed to connect to 14.18.117.71 port 38041: Connection refused"
新手怎么从1688拿货义乌
