在程序任何情况下保存当前位置和时区为默认，在文件菜单中选择保存为默认值。
To save the current position and time zone information as the defaults which will be used in all future runs of the program, select save defaults from the File menu.
目前，所有主流办公套件默认情况下都将其文档保存为压缩的xml格式。
All major office suites now save their documents in zipped XML by default.
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