美 [ɪnˈɡeɪdʒ ɪn]
参与，从事：指进行某项活动或行为。
使参与：指引导或促使某人参与某事。
... aim at目的在于，旨在;瞄准 depend on取决于 engage in从事于，忙着;订婚 ...
... end(up)with 以...结束 engage in 从事(某种事业等)，参加 engaged oneself in从事, 忙着 ...
... in order to为了 engage in参加; 从事; 忙于 compare with (把…)与…相比 ...
从事于（参加）
We never engage in irregularities.
我们决不搞歪的邪的。
They can get chances to engage in research.
他们可以有机会从事研究。
Even in prison, he continued to engage in criminal activities.
他甚至在监狱里还继续从事犯罪活动。
As citizens of a vibrant and varied democracy, how do we engage in vigorous debate?"
VOA : special.2009.06.05
What if we were to take this electron and send it over to here, in other words, engage in electron transfer.
如果我们得到这个电子,并把它放在这里，换句话说，我们做一个电子传送。
固态化学导论课程节选 : 麻省理工公开课
Humility and power come from this religious engagement because from the best of our traditions to go out and engage in the world in a positive, constructive way.
谦卑和力量源于这一宗教融合,因为我们走出去，并以积极的,有建设性的方式融入世界的传统是好的。
人性课程节选 : 普林斯顿公开课
"It is a place where kids can build their own social community online and they can really engage in some fun and cool scientific discovery and really allow them to turn their home into a lab if they choose to do so."
VOA : special.2010.12.28
So instead of watching bullying take place or joining in with the bullying, these programs teach bystanders how to stand up and be supportive of the kids who are being victimized and to say 'You know we don't do that here, we don't engage in those behaviors.'" Professor Swearer advises parents and teachers to try to get children to talk to them about being bullied.
VOA : special.2010.05.06
According to figures from analyst firm Forrester, 14% of European internet users engage in illegal file-sharing.
And, obviously, the Libyan people will and the opposition will engage in that process also.
It may engage in some political activity, but this may not be its primary role.