string(283) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%A0%87%E5%87%86%E7%89%8C%E6%97%A7%E7%BC%9D%E7%BA%AB%E6%9C%BA%E4%BB%B7%E6%A0%BC%E5%A4%9A%E5%B0%91%E4%B8%80%E5%8F%B0 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
标准牌旧缝纫机价格多少一台
