string(280) "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%E6%B8%85%E7%90%86%E4%BA%86%E7%BC%93%E5%AD%98%2C%E8%BF%98%E6%98%AF%E5%8D%A01%E4%B8%AA%E5%A4%9Ag => Failed to connect to 101.91.112.32 port 38221: Connection refused"
抖音清理了缓存,还是占1个多g
