string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%95%E8%AF%89%E5%95%86%E5%AE%B6%E6%88%90%E5%8A%9F%E5%90%8E%E5%8F%AF%E4%BB%A5%E6%92%A4%E9%94%80%E5%90%97 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
投诉商家成功后可以撤销吗
