string(275) "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%E5%85%88%E7%94%A8%E5%90%8E%E4%BB%98%E6%9C%80%E5%90%8E%E6%B2%A1%E4%BB%98%E9%92%B1 => Failed to connect to 101.91.112.32 port 38195: Connection refused"
拼多多先用后付最后没付钱
