string(288) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%83%B3%E5%BC%80%E4%B8%80%E4%B8%AA%E9%9B%B6%E9%A3%9F%E6%89%B9%E5%8F%91%E5%BA%97%2C%E5%9C%A8%E5%93%AA%E8%BF%9B%E8%B4%A7 => Failed to connect to 101.89.117.144 port 38005: Connection refused"
想开一个零食批发店,在哪进货
