string(249) "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%E7%A0%8D%E4%BB%B7%E4%BC%9A%E6%89%A3%E6%AC%BE%E5%90%97 => Failed to connect to 101.89.159.206 port 38075: Connection refused"
拼多多砍价会扣款吗
