string(234) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=pom%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%E6%9C%8D%E8%A3%85 => Failed to connect to 101.89.117.144 port 38076: Connection refused"
pom是什么意思服装
