Up in arms about/over sth:强烈抗议,极力反对
Local residents are up in arms over plans to build a new motorway.
当地居民极力反对新建一条高速公路的计划.
Do the trick:有用,有效 do what is needed or wanted
These pills should do the trick. You'll feel much better in no time.
这些药应该管用,很快你就会觉得好多了.
I don't know what it was that did the trick, but I am definitely feeling much better.
我不知道是什么起的作用,但是我确实觉得好多了.