1.struggle against 与……做斗争；抗争……
All this shows that the struggle against these individuals is no simple matter that can be settled quickly.
以上的情况说明，同这些人的斗争不是很简单、短时间就可以解决的问题2tuQbvZK)#Jhce。

2.revolve around 围绕……展开
Some of your most powerful memories of that time will probably revolve around the people you interacted with.
你对于那些时候最深刻的记忆往往是围绕着与你交谈的人为中心展开的QmTh]rA~fr。

3.put into action 付诸行动；落实
The plan sounds simple enough but it won't be so simple to put into action.
这个计划听来真够简单，落实起来恐怕没有那么简单.wLE^M*fj.K。

4.in retrospect 现在回想起来
In retrospect, what I remember about that was that there was almost no security.
现在回想起来，当时令我印象最深的就是那边几乎没什么安保措施JA#0R=oVLKv@CXjj_Lr_。