
英:/'ækˈtɪvəti/ 美:/'ækˈtɪvəti/
活动
复数:activities
初中,高中,CET4,CET6,考研,商务英语
n. 活动;行动;活跃
The school organizes various after-school activities to promote the all-round development of students.
该学校组织各类课后活动以促进学生的全面发展。
Such outdoor activities are restricted to members of the club.
这类户外活动仅限于俱乐部成员参加。
The activity was successful in apprehending many criminals on the run.
这次行动成功抓捕了多名在逃罪犯。
The streets were noisy and full of activity.
街上熙熙攘攘 活动甚多
The difference between an event and an activity is that events are usually more important.
Event和Activity之间的区别在于Event通常指更重要的活动。
There was a frenzy of activity in the stock market.
股票市场上有一股狂热的活动。
Airport security use clues to profile passengers in order to find suspicious activity or passengers.
机场保安通过线索给乘客画像,以发现可疑活动或乘客。
Dealing with entitled children was her least favorite activity as a babysitter.
作为一名保姆,她最不喜欢的活动就是与那些有权力的孩子打交道。
OK, so it looks like there has been some activity on your card since then.
好的,看起来从那时起您的卡上有了一些记录。
Yeah, it's snowballed into a big social culture as well. It's a great experiential activity for young people.
是的,就跟滚雪球一样发展成了一种庞大的社会文化。对年轻人来说是很好的体验。
Crypto trading platform Binance has resumed trading activity after losing $40 million worth of bitcoin in a recent hack.
加密货币交易平台币安近期受到黑客侵袭,损失了价值4000万美元的*********,现在已经恢复交易。
Most of the fires have been caused by human activity clearing land for farms.
多数火灾都是由于人类活动毁林开垦农田所致。
The report showed that human activity may lead to one million species of plants and animals going extinct within decades.
该报告显示,人类活动可能导致100万种动植物在几十年内灭绝。
It shows how both human activity and natural events have changed the face of Earth.
其展示了人类活动和自然事件是如何改变了地球的面貌。
In a long-term relationship, the brain activity shifts to a region that's linked with controlling stress and emotion.
在一段长期的感情中,大脑活跃会转换到与控制压力和情绪相关的区域。
It was a period of intense activity.
那是活动激烈的时期。
Parents encourage every activity imaginable.
父母鼓励一切可能的活动。
Economic activity often follows a cyclical pattern.
经济活动常常遵循周期性模式。
Does such an activity constitute a criminal offence?
难道这样的活动也算刑事犯罪吗?
The test records the electrical activity of the brain.
这个测试显示出大脑的电流活动。
economic activity
经济活动
catalytic activity
催化活性
physical activity
身体活动,体育活动;体力活动
biological activity
生物活性
enzyme activity
酶活力
n.|movement/doing/campaign/working/act;活动;行动;活跃
Activity 是英语中常见的名词,主要含义为“活动”或“行动”,具体释义如下:
一般含义:指具体的行动或事件
在日常生活中,activity 可表示个人或群体参与的物理或脑力活动,例如“户外活动(outdoor activities)”或“课堂活动(classroom activities)”。牛津词典将其定义为“something that you do for interest or pleasure, or in order to achieve a particular aim”。
科学领域:指物质或能量的活跃程度
在物理学中,activity 可描述放射性物质的衰变速率,例如“放射性活度(radioactivity activity)”。剑桥词典强调其科学用法为“the rate at which atoms of a radioactive substance decay”。
计算机术语:指程序或系统的运行状态
在计算机科学中,activity 常指应用程序中的进程或用户交互界面,例如 Android 系统中的“Activity”组件负责管理用户界面。技术类百科网站 Techopedia 将其解释为“a single screen in an application with which users can interact”。
教育心理学:指学习过程中的主动参与
教育领域常用“learning activity”强调学生通过实践或讨论深化理解。根据美国教育部的报告,有效的课堂活动需结合“hands-on experience and collaborative tasks”。
生物学意义:指酶或细胞的代谢功能
生物学中常用“enzyme activity”描述酶的催化效率,例如“The activity of catalase breaks down hydrogen peroxide into water and oxygen”。这一用法在《自然》杂志的多篇论文中被引用。
Activity 是一个多领域通用的英语名词,其核心含义为“活动”,但在不同语境下可衍生出丰富且具体的解释。以下从词义、词源、用法及文化背景等角度进行详细解析:
在欧美文化中,activity 常与“积极生活态度”关联,强调动态参与和社会互动,例如倡导健康生活方式(如 daily activity)或鼓励社区活动(social activity)。
通过以上分析可见,activity 的语义既涵盖具体行为(如休闲活动),也包含抽象状态(如化学活性),其应用场景广泛且灵活。如需更详细的例句或专业领域用法,可参考词典资源。
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