string(238) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%80%81%E6%97%A7%E7%BC%9D%E7%BA%AB%E6%9C%BA%E5%80%BC%E9%92%B1%E5%90%97 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
老旧缝纫机值钱吗
