string(237) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=france%E6%B1%89%E8%AF%AD%E6%84%8F%E6%80%9D%E6%98%AF%E4%BB%80%E4%B9%88 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
france汉语意思是什么
