string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%BF%AA%E6%8B%9C%E6%89%93%E5%B7%A5%E9%9C%80%E8%A6%81%E4%BB%80%E4%B9%88%E6%9D%A1%E4%BB%B6%E5%91%A2%E7%9F%A5%E4%B9%8E => Failed to connect to 101.89.117.144 port 38017: Connection refused"
迪拜打工需要什么条件呢知乎
