The imaginary line extending through a font and representing the line on which characters are aligned for printing. 一条通过的字形的假想线,表示印刷时字符应依此线排齐。
Make sure that you don't have any synthetic font styles in your publication when you hand it off to your commercial printer. 请确保出版物在交付给专业印刷机构时不包含任何综合字形。