eighteen
eighteen — noun
1. the number 18, used to say how many people or things there are — for example, ei
the number 18, used to say how many people or things there are — for example, eighteen students in a class or eighteen dollars in a wallet.
Alessia invited eighteen people to her birthday party.
eighteen + plural noun (people)
The suitcase could hold up to eighteen shirts and a pair of shoes.
eighteen as determiner before a concrete noun
There are only eighteen students in my brother's class this year.
Emre saved eighteen dollars from his weekly allowance last month.
文法句型
eighteen + plural noun
2. the number 18, thought of as a symbol or numeral, or someone's age when they rea
the number 18, thought of as a symbol or numeral, or someone's age when they reach their eighteenth birthday.
Adina will turn eighteen next Friday after the school play.
turn + eighteen (age expression)
Eighteen is the number of holes on a standard golf course.
Eighteen as subject of a clause
Ramón wrote the number eighteen at the top of his exam paper.
Yuna could not wait to turn eighteen and apply for her driving licence.
Eighteen was the winning number in the school raffle last term.
- 18
the digit form, common in informal writing, signs, and forms
文法句型
be + eighteen (for age)
the number eighteen
用法筆記
Turn eighteen is a fixed expression meaning 'to reach the age of eighteen', often associated with gaining legal rights such as voting or driving.
常見錯誤
❗ 'I am eighteen years.' ✅ 'I am eighteen years old.' — 'years old' or 'years of age' is needed when using the noun 'years' to describe age.