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%E6%96%B0%E6%AC%BE%E6%89%8B%E6%9C%BA%E5%8F%8C11%E4%BC%9A%E9%99%8D%E4%BB%B7%E5%90%97%E7%9F%A5%E4%B9%8E => Failed to connect to 14.18.117.71 port 38133: Connection refused"
苹果新款手机双11会降价吗知乎
