string(319) "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%E9%87%8C%E6%8E%A8%E8%8D%90%E7%9A%84%E5%A5%BD%E5%8F%8B%E6%98%AF%E7%BB%8F%E5%B8%B8%E8%AE%BF%E9%97%AE%E8%87%AA%E5%B7%B1%E7%9A%84%E5%90%97 => Failed to connect to 61.171.74.35 port 38041: Connection refused"
抖音里推荐的好友是经常访问自己的吗
