activity

【发音】

美 /ækˈtɪvətɪ/ 英 /æk'tɪvəti/

【翻译】

1. n. 活动； 活力； 行动

   英释:things that people do, especially in order to achieve a particular aim

【短语】

1. economic activity : 经济活动

2. catalytic activity : 催化活性

3. physical activity : 身体活动，体育活动；体力活动

4. biological activity : 生物活性

5. enzyme activity : 酶活力

6. business activity : 商业活动，经济活动；业务活动

7. social activity : 社会行动

8. brain activity : 大脑活动

9. sexual activity : 性活动；性行为

10. seismic activity : 地震活动；地震活动性

11. antimicrobial activity : 抗菌活性；抗菌能力；抗微生物活性

12. volcanic activity : 火山活动；火山活动性

13. electrical activity : 电活动，脑电活动

14. enzymatic activity : 酶活性；酶活力

15. practical activity : 实践活动

16. solar activity : 太阳活动；太阳活动性

17. water activity : 水分活度；水分活性

18. marketing activity : 销售活动

19. outdoor activity : 户外活动，室外活动

20. activity level : 活动级；活动程度

【例句】

1. Everyone is free to engage in peaceful political activity.

   每个人都可以自由参加和平的政治活动。

2. fund-raising activities

   筹款活动

3. Regular physical activity helps to control your weight.

   定期参加体育活动有助于控制体重。

【真题例句】

1. (2017.12 • CET4 • • 阅读理解)...The participants each slept in the department for two nights and were carefully monitored with techniques that looked at the activity of their brains...

2. (2015.6 • CET4 • 第三套 • 听力题)...When asked which activity would be the most difficult to give up for a week...

3. (2015.6 • CET4 • 第三套 • 听力题)...What activity do teenagers find the most difficult to give up for a week...

4. (2014.12 • CET4 • 第一套 • 阅读理解)...possibly via the activity of an appetite-controlling hormone...

5. (2014.12 • CET4 • 第二套 • 阅读理解)...confusing activity with achievement...

6. (2013.12 • CET4 • 第一套 • 听力题)...the most popular free time activity was eating out...

7. (2013.12 • CET4 • 第一套 • 听力题)...The second most popular activity was driving...

8. (2013.12 • CET4 • 第三套 • 阅读理解)...But women are more likely to accept government regulation and involvement in economic activity than our male colleagues...

9. (2013.12 • CET4 • 第一套 • 听力题)...The most popular outdoor activity for Americans was gardening...

10. (2013.12 • CET4 • 第一套 • 听力题)...The results of a Harry’s pool showed that reading was the most popular spare time activity in the US...

【同、近义词】

1. n.活动；行动；活跃

   movement/doing/campaign/working/act/

【同根词】

1. adj

   active : 积极的；活跃的；主动的；有效的；现役的

   activated : 活性化的；活泼的

   actable : 能演出的；能实行的

2. adv

   actively : 积极地；活跃地

3. n

   active : 主动语态；积极分子

   action : 行动；活动；功能；战斗；情节

   act : 行为，行动；法令，法案；（戏剧，歌剧的）一幕，段；装腔作势

   actor : 男演员；行动者；作用物

   activation : [电子][物] 激活；活化作用

   activism : 行动主义；激进主义

   activator : 催化剂；[助剂] 活化剂；[助剂] 激活剂；触媒剂

   activeness : 主观能动性；活动积极性

4. v

   activated : 使激活；使活动起来；有生气（activate的过去分词）

5. vi

   act : 行动；扮演，充当；表现，举止；假装，演戏；起作用，见效

   activate : 激活；有活力

6. vt

   act : 扮演；装作，举动像

   activate : 刺激；使活动；使活泼；使产生放射性