第 4代语言的演进
整个第四代语言都有这个问题。
The entire scope of fourth generation languages fell into this... problem.
XML作为扩展性标记语言已经成为实现元数据描述的代语言。
XML, an extended sign language, is the only language to describe metadata.
产生于上个世纪30年代的标记理论，是现代语言学的一个重要理论。
Mark theory, born in 1930s, is an important theory in modern linguistics.
我想到把他叫做 "第四代电脑语言" 时看起来很 powerful.
The result seemed so powerful that I considered it a "fourth generation computer language."
这是实现新一代的自然语言理解系统的基础。
This is the foundation of implementing new generation natural language understanding systems.
XML作为下一代的网络语言，其应用更是大行其道。
XML, which will act as the next generation WEB language, has gained more success.
自从九十年代以来，隐喻成为认知语言学的重点研究课题之一。
Since the 1990s, metaphor has been a crucial topic in cognitive science.
自从九十年代以来，隐喻成为认知语言学的重点研究课题之一。
Since the 1990s, metaphor has been a crucial topic in cognitive science.
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