activity

activity — noun

1. a state of busy motion in a place, with many people moving about or many things

1.名詞B2
釋義

a state of busy motion in a place, with many people moving about or many things going on at once.

例句

The Tokyo train station was full of activity during the morning rush.

be full of activity (location filled with motion)

Nikolai could hear plenty of activity in the kitchen as the chefs prepared dinner.

plenty of activity + in [place]

同義詞
  • bustle

    stronger; suggests noisy, lively movement of people

  • movement

    more neutral; focuses on physical motion rather than busyness

  • commotion

    implies disturbance or excitement, often unwanted

反義詞

用法筆記

Uncountable in this sense and often paired with quantifiers like 'a lot of', 'plenty of', 'little', or 'no'. Distinguish from sense 3 (countable, an organised event); here it is the general bustle of a scene, not a single thing you do.

常見錯誤

There were many activities at the airport.' (when meaning busy motion)
There was a lot of activity at the airport.
💡for the bustle of a place, use uncountable 'activity' with 'a lot of', not countable 'activities'.

2. the things a group, company, or government does together to reach a goal — for e

2.名詞B2
釋義

the things a group, company, or government does together to reach a goal — for example, a charity's fundraising work, or a political party's campaign.

例句

The charity's activities focus on helping homeless families find safe housing.

[organisation]'s activities focus on

The company expanded its business activity into three new countries last year.

business activity (uncountable)

同義詞
  • operation

    more formal; often used for large-scale or business work

  • work

    more general; can apply to individuals or groups

  • undertaking

    formal; suggests a specific large project

反義詞

用法筆記

Often modified by an adjective naming the field: 'business activity', 'criminal activity', 'political activity', 'terrorist activity'. Subject is typically an organisation, company, or government rather than an individual.

常見錯誤

My activity is teaching English.' (when describing a job role)
My job is teaching English.
💡sense 2 describes the work of groups or organisations, not one person's profession.

3. a planned thing you do for fun, exercise, or learning — such as a hike, a craft

3.名詞A2
釋義

a planned thing you do for fun, exercise, or learning — such as a hike, a craft session, or a sports class.

例句

Swimming and painting are Lily's favourite activities at summer camp.

favourite activities + at [event]

The hotel offers free outdoor activities like kayaking and rock climbing every morning.

outdoor activities like [examples]

同義詞
  • pastime

    regular hobby done in free time

  • hobby

    personal interest pursued for pleasure, often solo

  • pursuit

    more formal; longer-term interest

用法筆記

Usually countable and commonly plural. Frequently preceded by a setting word: 'after-school activities', 'outdoor activities', 'extracurricular activities', 'leisure activities'. Distinguish from sense 1: here each activity is one thing you can list and choose to do.

常見錯誤

I did much activity yesterday.
I did several activities yesterday.
💡when listing things you did for fun, use countable plural 'activities', not uncountable 'much activity'.