string(266) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%9D%80%E7%9A%84%E7%AC%94%E9%A1%BA%E6%80%8E%E4%B9%88%E5%86%99%E5%95%8A%E7%9C%8B%E4%B8%80%E4%B8%8B => Failed to connect to 101.91.112.32 port 38221: Connection refused"
着的笔顺怎么写啊看一下
