age

age — noun

1. the count of years for someone since their birth, or for an animal, plant, or ob

1.名詞A1
釋義

the count of years for someone since their birth, or for an animal, plant, or object since it first came into being.

例句

Sofia learned to ride a bicycle at the age of five.

at the age of [number]

What is the age of that old oak tree behind the church?

同義詞
  • years

    informal, often used as in 'his years on the farm'

  • lifespan

    the full length someone or something lives, not a current measure

文法句型

at the age of [number]

[number] years of age

用法筆記

Frequently appears with the prepositions 'at', 'of', and 'under'. When stating a specific number, both 'at age 30' and 'at the age of 30' are natural; the second form is slightly more formal.

常見錯誤

I have 25 years.
I am 25 years old.
💡In English, age uses the verb 'be', not 'have' as in Spanish or French.
She is in the age of ten.
She is at the age of ten.' or 'She is ten years old.
💡the preposition is 'at', not 'in'.

2. used in the fixed phrase 'act your age', told to someone whose behaviour seems t

2.名詞
釋義

used in the fixed phrase 'act your age', told to someone whose behaviour seems too childish or silly for how old they are.

例句

Stop throwing peas at your sister, Jamie, and act your age!

imperative form: act your age

Their father told the twins to act their age and stop whining.

同義詞
  • grow up

    stronger and ruder; tells someone to mature

  • behave

    broader; means follow proper conduct, not specifically about age

文法句型

act your age

用法筆記

Almost always used in the imperative 'act your age' or its possessive variants ('act their age'). Rarely appears outside this fixed phrase.

常見錯誤

Please make your age.
Please act your age.
💡the verb in this idiom is 'act', not 'make' or 'do'.

3. the year of life at which the law allows a person to do something, such as drive

3.名詞
釋義

the year of life at which the law allows a person to do something, such as drive, vote, marry, or drink alcohol.

例句

In Taiwan, the legal age for buying alcohol is eighteen.

the legal age for + activity

Dilnoza waited two years until he reached the age for driving a motorcycle.

同義詞
  • majority

    specifically the age when someone becomes a legal adult

  • threshold

    general term; not specific to law

文法句型

age of [activity]

用法筆記

Often appears as a compound: 'voting age', 'drinking age', 'age of consent', 'age of majority'. Distinguish from sense 1: sense 3 names a legal threshold tied to an activity, not a person's current years.

常見錯誤

He is over the age to drink.
He is over the legal drinking age.
💡name the activity directly with a compound noun.

4. a long stretch of history that is remembered for one major thing, such as a rule

4.名詞B1
釋義

a long stretch of history that is remembered for one major thing, such as a ruler, an invention, a style, or a way of life.

例句

We are now living in the age of artificial intelligence and instant news.

the age of + Noun

The Bronze Age began when people first learned to mix copper with tin.

the [Adjective] Age (capitalised)

同義詞
  • era

    near-synonym; slightly more formal and broader in scope

  • epoch

    literary; suggests a turning point that begins a new chapter

  • period

    neutral and most general

文法句型

the [Adjective] Age

the age of [Noun]

用法筆記

Capitalised when naming a famous historical period (the Stone Age, the Middle Ages, the Industrial Age). Lower-case in looser phrases like 'the age of the internet'.

常見錯誤

In the age of dinosaur was very long.
The age of the dinosaurs was very long.
💡use 'the' before 'age' and pluralise the topic noun where natural.

5. a stretch of time that feels much longer than it really was — used as a friendly

5.名詞
釋義

a stretch of time that feels much longer than it really was — used as a friendly exaggeration, almost always in the plural.

例句

Ines, I haven't seen you in ages — how have you been?

in ages (negative context)

The boys waited ages for the school bus in the freezing rain.

wait ages for + Noun

同義詞
  • forever

    even stronger exaggeration

  • yonks

    British slang for a very long time

反義詞

文法句型

ages / for ages / in ages

用法筆記

Almost always plural: 'ages', 'for ages', 'in ages'. The singular 'an age' in this meaning sounds British and slightly old-fashioned. The phrase exaggerates and is not used in formal writing.

常見錯誤

I waited an age in the queue.
I waited ages in the queue.
💡modern usage prefers the plural 'ages'.

6. the natural process by which living things become old, together with the visible

6.名詞C2
釋義

the natural process by which living things become old, together with the visible signs of that process such as grey hair and weaker muscles.

例句

Good wine, my grandfather said, only improves with age.

with age (process complement)

The marathon runner's knees showed the wear of age and hard training.

同義詞
  • old age

    the late stage of life specifically, not the whole process

反義詞
  • youth

    the early period of life

文法句型

with age

the effects of age

用法筆記

Uncountable in this sense — never 'an age' or 'ages'. Distinguish from sense 1: sense 1 is a measurable number, sense 6 is the process and its effects. Often pairs with verbs of change ('improve, soften, darken with age').

常見錯誤

The cheese gets better with the age.
The cheese gets better with age.
💡this sense takes no article.

age — verb

age — suffix