nineteen

nineteen — noun

1. the number that comes between eighteen and twenty; the written symbol 19.

1.名詞A1
釋義

the number that comes between eighteen and twenty; the written symbol 19.

例句

Pim wrote the number nineteen on the whiteboard for the math quiz.

the number nineteen as a symbol

Greta thinks nineteen is a wonderful age to start learning the guitar.

用法筆記

As a noun, nineteen refers to the abstract number or its written form. Use the number sense (nineteen + noun) when specifying a quantity.

常見錯誤

She is ninty years old.
She is ninety years old.
💡'ninety' (90) sounds similar to 'nineteen' (19) but means a very different number. Learners often confuse the two.
I have nineteen book.
I have nineteen books.
💡when 'nineteen' is used as a determiner, the following noun must be plural.

nineteen — number