string(321) "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%E6%88%90%E5%8A%9F%E6%8F%90%E7%A4%BA%E5%BC%82%E5%B8%B8%E6%80%8E%E4%B9%88%E5%9B%9E%E4%BA%8B%E5%84%BF%E5%95%8A => Failed to connect to 101.89.159.206 port 38100: Connection refused"
拼多多砍价成功提示异常怎么回事儿啊
