string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E4%BB%B6%E4%BB%A3%E5%8F%91%E9%9C%80%E8%A6%81%E8%87%AA%E5%B7%B1%E5%8F%91%E8%B4%A7%E5%90%97 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
一件代发需要自己发货吗
