单词
rational
读音
ˈræʃnəl
美式
英式
词根
Rational其词根是“Ration”，一个拉丁词源，意为“计算”，“思考”。 由同样词根衍生出来的单词有：rationalize (使成为有理)，ration (配额，定量供应)
释义
adj. 合理的；理性的 n. 有理数 [ 复数 rationals 比较级 more rational 最高级 most rational ]
例句
There is no rational explanation for his actions.
对他的所作所为无法作出合理的解释。
The decision was based on emotion rather than rational thought.
这个决定不是基于理性的思考而是基于感情作出的。
The alphabet might be more rational if all the vowels came first.
要是所有的元音都排在前面，字母表也许会更合理些。
There is no rational explanation for his actions.
对他的所作所为无法作出合理的解释。
The decision was based on emotion rather than rational thought.
这个决定不是基于理性的思考而是基于感情作出的。
The alphabet might be more rational if all the vowels came first.
要是所有的元音都排在前面，字母表也许会更合理些。
强化记忆
将"Rational"拆分为 "Ratio" (比率) + "n" + "al"，可以联想到“通过比率和计算后得出的结果，都是基于理性的”。"Rational" 一词源于 14世纪的拉丁语rationalis，意为"逻辑的，明理的"，这是欧美文化强调理性思考和逻辑推理的一种反映。
看视频学发音
with our desire for comfort, being comfortable,cautious, rational, civilized.What kind of civilization [are we] fighting for,
First, I realized a lot of choice I makeis not rational.It's linked to my unconscious,
But it is changing the equationof what's rationalin sexual decision-making.
Mother Theresa, she was rational.Terrorists, they're rational.Pretty much everybody is rational.
[This is a perfect time to get some work done.] [Nope!]So the Rational Decision-Maker will make the rational decisionto do something productive,
所属分类
大学,出国,专升本-自考,专四专八,程序员,其他
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