string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%95%B0%E6%8D%AE%E7%BA%BF%E5%85%85%E4%B8%8D%E4%BA%86%E7%94%B5%E4%BA%86%E6%98%AF%E5%9D%8F%E4%BA%86%E5%90%97 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
数据线充不了电了是坏了吗
