string(278) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%97%B2%E9%B1%BC%E4%B8%8A%E6%98%AF%E5%85%88%E4%BB%98%E9%92%B1%2C%E8%BF%98%E6%98%AF%E5%85%88%E6%94%B6%E8%B4%A7 => Failed to connect to 101.91.112.32 port 38221: Connection refused"
闲鱼上是先付钱,还是先收货
