string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%B0%AD%E7%BB%B4%E7%BB%B4%E7%BB%99%E4%BD%A0%E4%B8%80%E7%82%B9%E9%A2%9C%E8%89%B2%E7%AE%80%E8%B0%B1 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
谭维维给你一点颜色简谱
