| 单词 | contraposition |
| 释义 | contraposition n. 1. opposition or contrast. 2. Logic conversion of a proposition from all A is B to all not-B is not-A. Derivatives contrapositive adj. & n. Etymology: LL contrapositio (as CONTRA-, ponere posit- place) |
| 随便看 |
英语词典包含43808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。