string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%96%B0%E6%88%BF%E5%AE%B6%E7%94%B5%E8%B4%AD%E4%B9%B0%E9%A1%BA%E5%BA%8F => Failed to connect to 101.89.159.206 port 38187: Connection refused"
新房家电购买顺序
