string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9B%9B%E8%89%B2%E8%AE%B0%E5%BF%86%E7%AC%94%E7%AC%94%E8%AE%B0 => Failed to connect to 125.88.227.171 port 38062: Connection refused"
四色记忆笔笔记
