string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%8B%B9%E6%9E%9C%E7%BE%8E%E7%89%88%E8%B7%9F%E5%9B%BD%E8%A1%8C%E6%9C%89%E5%95%A5%E5%8C%BA%E5%88%AB%E7%9F%A5%E4%B9%8E => Failed to connect to 101.89.117.144 port 38056: Connection refused"
苹果美版跟国行有啥区别知乎
