参与其中：参与或涉及某个活动、事件或组织。
牵涉到：与某个事物或情况有关联或联系。
... involved in涉及；包含；牵涉进… involved with涉及；与…有关连 get involved in涉及，卷入 ...
... engaged in 正忙于，正着手于，正做着，致力于 involved in 参与 devoted to 忠于；专心于…… ...
涉及
涉及；包含；牵涉进…
containing / reference / involvement / comprehension / inclusion
They are both heavily involved in politics.
他们俩都深深卷入政治中。
How many vehicles were involved in the crash?
这次撞车事故涉及多少辆汽车？
She was intimately involved in the project.
她已投入到这个项目中。
She says government has to be involved in requiring clear language because the marketplace has not dealt with the problem.
VOA : special.2010.04.30
But my mother, being more imaginative, retaliated with an assault upon my sensibilities that crushed me with the moral horror involved in taking a life.
可是我母亲更擅长运用生活的艺术，她会用人性的良知感情惩戒我,让我以后对摧残生灵心有余悸，“
1945年后的美国小说课程节选 : 耶鲁公开课
So, I think it's this balance between working very hard and being involved in the greater community, I would say.
所以，一方面要努力学习，一方面要参与大型社会活动，我想，他们需要把握好平衡。
SpeakingMax英语口语达人 : 图书馆经常人很多
This medicine seems to work by governing the activity of a chemical involved in information processing, storage and memory.
VOA : special.2011.02.08
We asked Ms.Nietert what advice she had for someone who might want to get involved in helping others through microfinance.
VOA : special.2010.06.16
On top of that, there would be medical costs involved in procuring the egg.
This month Kozlov had proposed permanently banning from banking anyone involved in money laundering.
Jayhawk earned the business of seven of the 12 firms involved in the settlement.