string(344) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BC%E5%A4%9A%E5%A4%9A%E6%8F%90%E7%8E%B0500%E5%85%83%E6%9C%80%E5%90%8E0.01%E9%9C%80%E8%A6%81%E5%A4%9A%E5%B0%91%E6%96%B0%E7%94%A8%E6%88%B7%E6%89%8D%E8%83%BD%E6%8F%90%E7%8E%B0 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
拼多多提现500元最后0.01需要多少新用户才能提现
