string(260) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%82%A1%E7%A5%A85000%E5%9D%97%E9%92%B1%E6%89%8B%E7%BB%AD%E8%B4%B9%E6%80%8E%E4%B9%88%E7%AE%97 => Failed to connect to 14.18.117.71 port 38041: Connection refused"
股票5000块钱手续费怎么算
