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
And where do you live?
你们住在哪？
Being the newest member of this committee is really difficult.
能成为这个集体的新成员是很难的。
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。