| 单词 | fourth-generation language | 
| 释义 | > as lemmasfourth-generation language   fourth-generation language  n. Computing any of various high-level programming languages that more closely resemble natural language than earlier programming languages, typically being designed to be accessible to users with relatively little programming experience; abbreviated 4GL.A characteristic of many fourth-generation languages is that they are declarative rather than procedural: programs written in the language describe what is be done rather than containing a sequence of instructions for doing it. Fourth-generation languages are often used for interrogating databases. ΚΠ 1974    R. F. Gildenberg Computer-Output-Microfilm Syst. ii. 28  				Many companies do not have well-documented programs written in a third or fourth generation language. 1991    M. Benedikt Cyberspace 		(1993)	 398  				From the early arcane machine code to today's high-level, fourth generation languages..software has become increasingly easier to conceptualize, build, and use. 2005    D. Draheim  & G. Weber Form-oriented Anal. i. 5  				Fourth generation languages are typically tightly integrated into single-vendor platforms. < as lemmas  | 
	
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