string(251) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%95%86%E6%A0%87%E6%B2%A1%E6%89%93tm%E8%83%BD%E4%B8%8D%E8%83%BD%E9%94%80%E5%94%AE => Failed to connect to 101.89.159.206 port 38087: Connection refused"
商标没打tm能不能销售
