string(303) "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%B8%85%E9%99%A4%E7%BC%93%E5%AD%98%E6%9C%89%E4%BB%80%E4%B9%88%E5%BD%B1%E5%93%8D%E5%98%9B%E7%9F%A5%E4%B9%8E => Failed to connect to 101.89.117.144 port 38056: Connection refused"
抖音里清除缓存有什么影响嘛知乎
