Allows you to select from several predefined margin widths, or you can click Advanced to enter custom margin widths by using the Page Setup dialog box.是什么意思_Allows you to select from several predefined margin widths, or you can click Advanced to enter custom margin widths by using the Page Setup dialog box.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句