string(269) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=word%E5%A6%82%E4%BD%95%E8%AE%BE%E7%BD%AE%E9%A1%B5%E8%84%9A%E5%AD%97%E4%BD%93%E7%9A%84%E5%A4%A7%E5%B0%8F => Failed to connect to 61.171.74.35 port 38041: Connection refused"
word如何设置页脚字体的大小
