现代四大发明是指影响世界的四项伟大的发明，它们分别是印刷术、***、指南针和造纸术。以下是它们的英文表述：
1. Printing: Printing, especially moveable type printing, invented in China in the Tang Dynasty and improved in the Song Dynasty, revolutionized the dissemination of knowledge and the spread of ideas.
2. Gunpowder: Gunpowder, also invented in China, changed the nature of warfare and had a profound effect on the course of human history.
3. Compass: The compass, invented in ancient China, made navigation possible and facilitated the expansion of trade and exploration.
4. Papermaking: Papermaking, also invented in China, provided a medium for the preservation of human knowledge and facilitated the spread of literacy and education.
