Rational number
[计] 有理数\\n[经] 有理数
🧩 词语组成解析
rational
['ræʃnəl]
adj. 神智清楚的;理性的;理智的;合理的;
n. 合理的事物;[数]有理数;懂道理的人，人类;〈英〉合理的服装;
ration定量，计算+al...的→通过计算的→合理的
🗣️ 情景例句
Go by the book.
照章办事。
Which side do you favor?
你支持哪一边？
We've still got a little food and water and maybe by tomorrow morning the weather will have cleared up.
我们还有一点食物和水，也许到明天早上，天就会晴了。”