最佳答案:他们是前文提到的关于持久原理的相同比率mentioned above 上文提到的permanent basis这个不好说,不清楚你看的什么文章.
最佳答案:Please make sure your hard disk is big enough as each file is more than 50M.希望能够
最佳答案:1、open a document is easy2、next write your name on the screen3、how did he print