proverbs are the "people often use language, i.e. often uses the metaphor or for the expression of form, sees people to experience and observation, and the truth of the masses are familiar with c...
但是如果是想改变里面的字,还要看这个文件是怎么生成为pdf的,如果当初是word转的pdf,那可能可以改字,如果是图片就悬了。不过你还是可以试试用adobe acrobat 7.0 professional 打开他另存为word试试看。或者用scansoft pdf converte,安装完成后不须任何设置,它会自动整合到word中。当...