string(288) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=cad%E6%BF%80%E6%B4%BB%E7%A0%81%E4%B8%80%E7%9B%B4%E9%94%99%E8%AF%AF%E6%80%8E%E4%B9%88%E5%8A%9E%E5%95%8A%E8%8B%B9%E6%9E%9C => Failed to connect to 101.89.143.195 port 38205: Connection refused"
cad激活码一直错误怎么办啊苹果
