英 [ækˈtɪvətiz] 美 [ækˈtɪvətiz]
n. 行动；活动（activity 的复数）
activity /ækˈtɪvɪtɪ/ CET4 TEM4
不可数名词 Activity is a situation in which a lot of things are happening or being done. 活跃状况
Changes in the money supply affect the level of economic activity and the interest rate.
货币供给的变化影响经济活动水平和利率。
Children are supposed to get 60 minutes of physical activity every day.
儿童应该每天获得60分钟的体育活动。
可数名词 An activity is something that you spend time doing. (个体性的) 活动
For lovers of the great outdoors, activities range from canoeing to bird watching.
对于户外活动的爱好者们来说，有从划船到观鸟的各种活动。
复数型名词 The activities of a group are the things that they do in order to achieve their aims. (群体性的) 活动
...a jail term for terrorist activities.
…一个针对恐怖主义活动的刑期。
any specific behavior
they avoided all recreational activity
an organic process that takes place in the body
respiratory activity
同义词： bodily process / body process / bodily function
(chemistry) the capacity of a substance to take part in a chemical reaction
catalytic activity
a process existing in or produced by nature (rather than by the intent of human beings)
volcanic activity
同义词： natural process / natural action / action
the trait of being active; moving or acting rapidly and energetically
the level of activity declines with age
同义词： activeness
行为-引用次数：858
Moreover, what determines the company' activities is the strategy made by the manager.
而决定企业行为的正是企业所制定的 战略。
作业-引用次数：134
Only value chain established by connecting strategic points and specific activities can make supply chain carry out its high efficiency.
只有将战略意识和作业细节联系起来构造的企业价值链,才能使供应链发挥其应有的效率。
参考来源逆向物流价值链优化方法研究
活动-引用次数：2906
National force in the activities of the notary is all about.
是国家强制力在公证活动中的体现。
活性-引用次数：2096
Straw returning was benefit to improve soil enzyme activities.5.
秸秆利于土壤过氧化氢酶活性的提高。
行为-引用次数：108
So man’s psychological phenomena and activities are what the design theory and practice of building must make study of.
因此,人的心理现象及行为特点是建筑环境设计理论和实践所必须研究的。
活动-引用次数：1422
Secondly, we analyze of the hazards of cyber-terrorism activities.
其次,分析了网络恐怖主义活动的危害。
参考来源网络恐怖主义活动的危害及控制
活性-引用次数：291
The results showed that the various of antioxidant enzyme activities of spinach is different in all treatment series.
结果表明,无论镉单独处理还是复合污染处理系列,菠菜抗氧化酶活性变化不同。
活度-引用次数：9
参考来源Au
放射性
1、事件(Events)表示主要活动结束的那一点;2、活动(Activities)表示从一个事件到另一个事件之间的过程;3、关键路线(CiticalPath)是PERT网络中花费时间最长的事件和活动的序列。
活动内容(Activities)：在本次举动功夫，现代医学证明：暗示可对人产生极大的影响，可以是积极的，也可以是消极的，关键在于自己的选择。
... 作者简介:林梅枝 Maggie Mitchell 延伸活动 Activities 自我评量 Test Yourself ...
... optional course选修课 Activities各项活动 social practice社会形态实践 ...
Put a cross next to those activities you like.
在你喜欢的活动旁边划个叉。
Local activities include walking, boating and golf.
当地的活动包括散步、划船以及打高尔夫球。
She's involved in many extra-curricular activities.
她参加了许多课外活动。
Keeping bones strong with exercise may also help prevent fractures, especially if you wear the right sports protection during activities.
VOA : special.2009.02.04
His father wrote for revolutionary newspapers, He was assassinated in 1922 in Europe on account of his publishing activities.
他父亲为一些革命报纸写作，因为他的出版活动,他在1922年于欧洲遇害。
1945年后的美国小说课程节选 : 耶鲁公开课
So there's a lot of things and activities to do, and it's a really great community to be a part of.
学校有很多活动，能加入这样的一个社区真是很荣幸。
SpeakingMax英语口语达人 : 求学热十足的学校
People can also be unable to perform the simple activities of daily living without assistance because of the severe myofascial pain.
VOA : special.2011.07.26
The brain also needs a "cognitive rest," they say, by restricting activities like video games, texting and watching TV.
VOA : special.2009.10.28
Tell Schemer the neighbourhood you are in, and it'll suggest activities worth doing there.
Youth participate in peer-mentorship activities and are encouraged to write and rap about their feelings.
Besides sun worshiping, planned local activities include surfing, canoeing, kayaking canopy walks and yoga.