| 单词 | open sentence |
| 释义 | open sentence in British Englishnoun logic an expression containing a free variable that can be replaced by a name to yield a sentence, as x is wise Also called: propositional function, sentential functionopen sentence in American Englishnoun 1. Math an equation or inequality containing one or more variables in which its truth or falsehood depends upon the values assumed by the variables in a particular instance, as the equation x + 3 = 8 2. Logic a propositional function that contains a free variable, as “x is a man” Word origin [1935–40]This word is first recorded in the period 1935–40. Other words that entered Englishat around the same time include: Arts and Crafts Movement, blitz, complementation, prime mover, roadblock |
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英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。