string(306) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%97%B2%E9%B1%BC%E9%87%8C300%E5%B7%A6%E5%8F%B3%E7%9A%84%E7%AC%94%E8%AE%B0%E6%9C%AC%E7%94%B5%E8%84%91%E5%8F%AF%E4%BB%A5%E4%B9%B0%E5%90%97 => Failed to connect to 101.89.166.210 port 38089: Connection refused"
闲鱼里300左右的笔记本电脑可以买吗
