string(328) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8A%96%E9%9F%B3%E5%8F%91%E7%8E%B0%E6%9C%8B%E5%8F%8B%E5%85%B3%E6%B3%A8%E5%A5%BD%E8%BF%98%E6%98%AF%E4%B8%8D%E5%85%B3%E6%B3%A8%E5%A5%BD%E5%91%A2%E7%9F%A5%E4%B9%8E => Failed to connect to 14.18.117.71 port 38069: Connection refused"
抖音发现朋友关注好还是不关注好呢知乎
