形容词
1. That's a rational decision.
那是个合理的决定。
2. Panic destroys rational thought.
惊慌摧毁理性思考。
1. 有理的：这刚好否定了毕达哥拉斯关于数的存在都是有理的(rational)的想法,这个学生的发现导致了他的丧命:被教众抛进了大海. 这次事件被称作数学历史上的第一次危机,它否定了一切数都是有理数的结论. 直到18-19世纪,
2. rational的解释
2. 有理数：有时用户希望在指令窗口中得到的是自己想要的数据形式,比如说是有理数(Rational)形式,则可以通过在[File]主菜单中打开[Preferences] 子菜单,并在对话框中做相应的选择操作即可.
1. 理性的;合理的
Rational decisions and thoughts are based on reason rather than on emotion.
e.g. He's asking you to look at both sides of the case and come to a rational decision...
他是要求你看到问题的两面后再作出理性的决定。
e.g. Mary was able to short-circuit her stress response by keeping her thoughts calm and rational.
玛丽能够保持头脑清醒理智，因而迅速做出反应。
2. 理性的;理智的
A rational person is someone who is sensible and is able to make decisions based on intelligent thinking rather than on emotion.
e.g. Did he come across as a sane rational person?...
他看起来是一个正常而理智的人吗？
e.g. Rachel looked calmer and more rational now.
雷切尔现在看上去更加平静、更加理智了。