英语: “activity” 
activity
[æk'tiviti]
n.活动, 活跃
vt.表演
adj.厉害
vt.表演
adj.厉害
例句与用法：
Most disappearances are the result of the terrorist activity.
大多数的失踪案都是恐怖活动造成的。
The manager's arrival galvanized the workers into activity.
经理一来，工人闻风而动。
The threat of war has depressed business activity.
战争的威胁使经济萧条。
The police never caught him in any criminal activity but he eventually fell foul of the tax authorities.
警方从未当场见到他有犯罪活动，但他最终却与税务局惹上了官非。
There has been a lot of activity in the town today.
今天市中心相当热闹。
The center provides facilities for a whole range of leisure activities.
这个中心提供各种娱乐活动设施。
词形变化：
名词复数: activities |
英英解释:
名词 activity:
any specific behavior
the state of being active
同义词：action, activeness
an organic process that takes place in the body
(chemistry) the capacity of a substance to take part in a chemical reaction
a process existing in or produced by nature (rather than by the intent of human beings)
the trait of being active; moving or acting rapidly and energetically
同义词：activeness
同义词
action | movement | occupation | motion | energy | bustle | pursuit | interest | hobby | endeavour | endeavor | pastime | commotion | play | matter | doings | work | goings-on | operation | inactivity | activeness | bodily function | natural process |
反义词
activity
n.
1. 活动; 活动力[U]
He once engaged in anti-government activity.
他一度从事反政府的活动。
2. 行动[U]
The store was a scene of great activity.
这家商店顾客盈门。
3. 活跃; 敏捷[U]
4. (某一团体的)特殊活动; 带消遣性的活动[P1]
The school offers many recreational activities for the students.
该校为学生提供了很多娱乐活动。
Many ended up in prison for terrorist activities.
许多从事恐怖活动的人最终被关进牢房。
词形变化：
名词复数：activities
词义辨析：
同义:
n.活力; 活动
energy
movement
action
同义参见:
motion
bustle1
work
play
operation
occupation
matter
反义:
n.活力; 活动
inactivity
activity
n.
活动性, 活力
The house has been full of activity all day.
房子里整天都很热闹。
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