麦格劳·希尔公司没有对评论的请求给出回应，但其首席执行官戴维·莱文在8月份告诉《金融时报》：“在高等教育领域，印刷教材的时代已经结束。”
McGraw Hill didn't respond to a request for comment, but its CEO David Levin told the Financial Times in August that "in higher education, the era of the printed textbook is now over."
这就是当今数字化排印领域中罕见特排字体的原因，虽然它们在凸版印刷的时代盛行一时。
This is why display cases are rarely found in the world of digital typography, whereas they were once common in letterpress printing.
雕刻技术是重要的传统图像技术之一，在印刷防伪领域有着重要的作用。
Engraving is one of the most important traditional graphical techniques. It plays a vital role in the field of anti-counterfeiting printing.
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