The movable type printing, the compass (指南针) , gun powder and the paper making are called four great inventions of China.

活字印刷术、指南针、火药和造纸术被称为中国四大发明。

youdao

Using clever fonts, making toner cartridges last longer and saving paper are all bottom-up ways to cut printing costs.

使用巧妙的字体，延长磨粉盒的使用期限，节约纸张都是自下而上的缩减打印成本的方法。

youdao

It popularizes the mysterious skills for paper and plate-making, printing, bookbinding and publishing.

它把神秘的造纸、制版、印刷、装订、出版技术大众化，平民化。

youdao

Simple things like printing on the black and white printer instead of making color copies, using scrap paper instead of new for everything, and scanning our surveys instead of sending them by next morning delivery can save a bundle.

FORBES: Three Essential Retirement Moves You Don't Want to Miss