string(276) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%94%B5%E6%A2%AF%E9%87%8C%E8%A3%85%E6%97%A0%E7%BA%BF%E6%91%84%E5%83%8F%E5%A4%B4%E8%BF%9D%E6%B3%95%E5%90%97 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
电梯里装无线摄像头违法吗
