string(261) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A1%BA%E4%B8%B0%E5%BF%AB%E9%80%92%E8%B4%B9198%E6%98%AF%E4%BB%80%E4%B9%88%E6%83%85%E5%86%B5 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
顺丰快递费198是什么情况
