Paper-free learning, using tablets and computers to replace textbooks and notebooks, is becoming more and more popular.
It has obvious advantages. Digital devices can store thousands of books and notebooks and are easy to carry. They also allow interactive learning through videos, animations and online resources. Besides, paper-free learning saves paper and reduces waste.
However, it also has disadvantages. Staring at the screen for a long time is harmful to eyes. Besides, typing is different from handwriting．Studies show that handwriting helps improve memory more. Digital distraction is also a real-world problem.
In my opinion, a balanced approach works best. Use digital tools for getting information and writing, but keep paper for note-taking and reading.
译文：无纸化学习，使用平板电脑和电脑代替课本与笔记本，正变得越来越流行。
它有着明显的优势。数字设备可以储存成千上万本书和笔记，而且便于携带。它们还可以借助视频、动画和网络资源实现互动学习。此外，无纸化学习能够节约纸张，减少浪费。
但它也存在弊端。长时间盯着屏幕对眼睛有害。另外，打字和手写并不一样。研究表明手写更有助于增强记忆。数字干扰也是一个现实问题。
在我看来，平衡的方法效果最好。利用数字工具获取信息、完成写作，但保留纸张用来记笔记和阅读。
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