sed
参考
https://www.gnu.org/software/sed/manual/sed.html
- 测试文件
In recent years, 人工智能 (AI) has become a major focus in technology.
Companies like 阿里云 and Google are investing heavily in AI research.
These efforts have led to significant breakthroughs in 自然语言处理 (NLP) and 机器学习 (ML).
The applications of AI are vast, ranging from 自动驾驶 cars to advanced 医疗诊断 systems.
As technology advances, the potential for AI to transform industries is enormous.
For example, 在教育领域, AI can personalize learning experiences for students, making education more effective and accessible.