string(236) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=20000%E5%85%83%E6%89%A3%E7%A8%8E%E5%A4%9A%E5%B0%91%E9%92%B1%E5%95%8A => Failed to connect to 101.89.117.144 port 38022: Connection refused"
20000元扣税多少钱啊
