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
I hope you don't mind
希望你不介意
He guessed the train would come in early.
他猜想火车会很早到达。
Well, I can't leave before nine. I have a lot of work to do.
嗯，我9：00以前离不开。我有很多作业要做。