Lǎoshī ràng wǒmen bǐjiào liǎng gè yǒulǐshù de dàxiǎo.
The teacher had us compare the sizes of two rational numbers.
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memory
Literally 'has-reason number' — a number that has a 'rational' (ratio) form. The Chinese term mirrors the etymology of the English word: 'rational' comes from Latin ratio.
