Natural Language Processing (NLP), as a significant branch of artificial intelligence, focuses on enabling computer systems to analyze, understand, and generate human language. With the rapid development of big data and deep learning technologies, NLP has achieved remarkable breakthroughs in areas such as language translation, text understanding, knowledge base construction, summarization, and human-computer interaction. Today, NLP technologies have deeply integrated into daily life, playing a vital role in fields such as entertainment, healthcare, database management, and e-governance, making it one of the core drivers of modern technology.