string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%8B%E8%B7%8C%E5%90%8E%E7%BC%A9%E9%87%8F%E5%8D%81%E5%AD%97%E6%98%9F => Failed to connect to 101.89.117.144 port 38017: Connection refused"
下跌后缩量十字星
