c. 1400, "active or secular life," from Old French activité, from Medieval Latin activitatem (nominative activitas), a word in Scholastic philosophy, from Latin activus (see active). Meaning "state of being active, briskness, liveliness" recorded from 1520s; that of "capacity for acting on matter" is from 1540s.
权威例句
1. The military on both sides are involved in intense activity.
双方的武装力量都有密集动作。
2. There are signs of paramilitary activity supported from abroad.
有迹象表明,非法军事组织的活动得到了国外势力的支持。
3. Mr Dobson promised to widen the organisation's scope of activity.
多布森先生许诺拓宽该组织的活动范围。
4. We believe that this is a general model of managerial activity.
我们认为这可以作为管理活动的普遍范例。
5. He had been engaging in some kind of kinky sexual activity.