string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BC%E5%A4%9A%E5%A4%9A%E6%80%8E%E4%B9%88%E6%9F%A5%E6%97%A5%E9%94%80%E9%87%8F => Failed to connect to 14.18.117.71 port 38069: Connection refused"
拼多多怎么查日销量
