string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%8B%BC%E5%8D%95%E4%BA%BA%E6%95%B0%E4%B8%8D%E5%A4%9F%E4%BC%9A%E5%8F%91%E8%B4%A7%E5%90%97 => Failed to connect to 14.116.215.7 port 38230: Connection refused"
拼单人数不够会发货吗
