推荐回答（5个）
活动：activity
发音：英 [ækˈtɪvətɪ] 美 [ækˈtɪvətɪ]
n. 活动；行动；活跃
复数 activities
同根词：
词根： act
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
adv.
actively 积极地；活跃地
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
v.
activated 使激活；使活动起来；有生气（activate的过去分词）
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
vt.
act 扮演；装作，举动像
activate 刺激；使活动；使活泼；使产生放射性
扩展资料
例句：
1、I like to watch a group or activity for awhile before I join in.
在我加入某群人或某项活动之前，我会先站一边看一会儿。
2、In the following, all of these these activity kinds are divided into groups.
在下面的内容中，所有的这些活动类型都分为多个群。
3、After all, when someone wants to get better at something, they should surround themselves with more of that activity, not less, right?
毕竟当某人想要更善于某事，他们应该将自己更多的投身于那项活动当中，至少不少于，是吗？
大家说的都很全了
Activity多用于一般的集体活动，比如春游
Event多用于表示社交活动，比如酒会
Exercise是名动词，运动-活动通用
Promotion指的是商场搞的促销活动
举办的活动可以用activity，event。活动筋骨的那个活动可以用excercise。
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