string(349) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E8%83%BD%E5%87%80%E5%8C%96%E7%A9%BA%E6%B0%94%E7%9A%84%E6%A4%8D%E7%89%A9%2C%E8%83%BD%E6%9D%80%E8%8F%8C%E7%9A%84%E6%A4%8D%E7%89%A9%E6%97%A2%E7%BE%8E%E8%A7%82%E5%8F%88%E5%A5%BD%E5%85%BB => Failed to connect to 14.18.117.71 port 38093: Connection refused"
能净化空气的植物,能杀菌的植物既美观又好养
