| 单词 | rational |
| 释义 | rational —rationally, adv. —rationalness, n. /rash"euh nl, rash"nl/, adj. 1. agreeable to reason; reasonable; sensible: a rational plan for economic development. 2. having or exercising reason, sound judgment, or good sense: a calm and rational negotiator. 3. being in or characterized by full possession of one's reason; sane; lucid: The patient appeared perfectly rational. 4. endowed with the faculty of reason: rational beings. 5. of, pertaining to, or constituting reasoning powers: the rational faculty. 6. proceeding or derived from reason or based on reasoning: a rational explanation. 7. Math. a. capable of being expressed exactly by a ratio of two integers. b. (of a function) capable of being expressed exactly by a ratio of two polynomials. 8. Class. Pros. capable of measurement in terms of the metrical unit or mora. n. 9. Math. See rational number. [1350-1400; ME racional < L rationalis, equiv. to ration- (s. of ratio) REASON + -alis -AL1] Syn. 2. intelligent, wise, judicious, sagacious, enlightened. 6. See reasonable. Ant. 2. stupid. 3. insane. |
| 随便看 |
|
英语词典包含168451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。