string(233) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%A1%BA%E4%B8%B012%E5%9D%97%E9%92%B1%E5%A4%9A%E5%B0%91%E6%96%A4 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
顺丰12块钱多少斤
