| 单词 | first-order | 
| 释义 | Word Frequency first-orderadjective  logic  quantifying only over individuals and not over predicates or clauses: first-order predicate calculus  studies the logical properties of such quantification | 
| 随便看 | 
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英语词典包含233703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。