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%9A%84%E5%85%88%E7%94%A8%E5%90%8E%E4%BB%98%E5%87%A0%E5%A4%A9%E4%B8%8D%E4%BB%98%E4%BC%9A%E6%89%A3%E4%BF%A1%E8%AA%89%E5%88%86 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
拼多多的先用后付几天不付会扣信誉分
