activity
/ækˈtɪvətɪ; æk`tɪvətɪ/ n
1 [U]
(a) being active or lively 活动性; 活力.
(b) busy or energetic action 繁忙的或充满活力的活动
The house has been full of activity all day. 房子 整天都很热闹.
2 [C esp pl 尤作复数]
specific thing or things done; action; occupation 所做的事情; 活动; 工作; 消遣
outdoor, recreational, sporting, classroom activities 户外, 娱乐, 体育, 课堂活动
Her activities include tennis and painting. 她的活动包括打网球和绘画.
Sailing is an activity I much enjoy. 帆船运动是我非常喜爱的活动.