They threatened to take up arms against the government if their demands were not met.

他们威胁说，如果要求得不到满足就拿起武器对抗政府。

《柯林斯英汉双解大词典》

Now that you are able to take up arms and defend your motherland.

你现在能够披坚执锐，保卫祖国了。

youdao

"Hey, you want to take a picture of me? Look!" He put both arms over his head.

“嘿，你想给我照张相吗？”看！”他把双臂举过头顶。

youdao

"To be,or not to be: that is the question: Whether 'tis nobler in the mind to suffer The slings and arrows of outrageous fortune, Or to take arms against a sea of troubles, And by opposing end them?"

VOA: special.2010.01.06

So he says, no one would take seriously the proposal that a human organism learns through experience to have arms rather than wings, or that the basic structure of particular organs results from accidental experience.

他认为,没人会相信人体组织通过学习经验,长出了手臂而不是翅膀,或者特定器官的基本结构,是偶然经验的结果

耶鲁公开课 - 心理学导论课程节选

We look out, we see where we like to go, we know where our arms are at, we take that information to the rear part of the brain, they were within visual, which start forming initial plans to move our arms, we elaborate those plans.

我们去看外界，我们看到自己想去的地方，我们知道自己胳膊的所在，我们将这一信息传递给大脑后面，负责视觉的部分，该部分开始为我们移动胳膊制定最初的计划，我们详细描述这些计划。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

Neither black nor white is about to take up arms to fight for its interests.

ECONOMIST: The end of the miracle? | The

He said that prompted local Shiites to take up arms to defend themselves.

NPR: Hezbollah-Backed Lebanese Shiites Fight In Syria

But criminals and terrorists have shown their ability to take up technological arms to harm the general populace.

CNN: How technology makes us vulnerable