既可以通过向一个对话框输入信息，然后单击“保存”菜单项来存储输入的信息，也可以通过单击“打开”菜单项来读取存储的信息-both through a dialog box to input information, and then click the "Save" menu item to the importation of information storage, and you can click the "Open" menu item to re