string(306) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BB%8E%E8%AE%A2%E5%8D%95%E7%B1%BB%E5%9E%8B%E7%9C%8B%2C%E8%B7%A8%E5%A2%83%E7%94%B5%E5%95%86%E5%85%B7%E6%9C%89%E5%B0%8F%E6%89%B9%E9%87%8F => Failed to connect to 101.89.117.144 port 38005: Connection refused"
从订单类型看,跨境电商具有小批量
