string(312) "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%E5%BF%AB%E6%88%90%E5%8A%9F%E4%BA%86%E5%88%AB%E4%BA%BA%E5%B1%85%E7%84%B6%E7%A0%8D%E4%B8%8D%E4%BA%86 => Failed to connect to 101.89.143.195 port 38109: Connection refused"
拼多多砍价快成功了别人居然砍不了
