string(240) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%AF%86%E5%88%AB%E5%AD%97%E4%BD%93%E7%9A%84%E5%B0%8F%E7%A8%8B%E5%BA%8F => Failed to connect to 101.89.117.144 port 38022: Connection refused"
识别字体的小程序
