string(285) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%93%9D%E7%89%99%E8%80%B3%E6%9C%BA%E8%BF%9B%E6%B0%B4%E4%BA%86%E8%BF%98%E8%83%BD%E4%B8%8D%E8%83%BD%E7%94%A8%E4%BA%86 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
蓝牙耳机进水了还能不能用了
