Usage note
九是数字,表示比八多一个,比十少一个。我们用它来数东西或说顺序。
jiǔ shì shùzì, biǎoshì bǐ bā duō yī gè, bǐ shí shǎo yī gè. wǒmen yòng tā lái shǔ dōngxi huò shuō shùnxù.
Nine is a number that means one more than eight and one less than ten. We use it to count things or talk about order.