They laid off 300 people in one fell swoop.

他们一下子解雇了三百人。

And that's the meaning of 'in one fell swoop'.

这就是 in one fell swoop 的意思。

This could be the PM's masterstroke in one fell swoop.

这可是首相精彩的一笔，一蹴而就。

The Germans capture 6 hundred thousand Russian soldiers in one fell swoop.

德军一举俘虏了60万名苏联士兵。

And in doing that, you solved two problems in one fell swoop.

这样做可以一次性解决两个问题。

In one fell swoop, the 700-year-old kingdom of Guge had been conquered.

七百年之久的古格王被一举征服。

OK, here's another expression from the play Macbeth (in one fell swoop) .

好了，下面是另一个出自戏剧《麦克白》的表达（一气呵成）。

In one fell swoop, I kicked the shower curtain back. " Don't move! " I shouted.

刹那间，我踢开浴帘。“别动！”我叫道。

When we finally make the move, our tendency is to get it over with in one fell swoop.

当我们最终决定行动的时候，我们往往希望一下子就完成。

Are we saying something new that the audience can hear and then learn and understand in one fell swoop?

我们说的这些对观众来说是短时间内能接受的吗？

Eventually, astronomers had uncovered the key to these objects, and in one fell swoop our Universe got a lot bigger.

最终，天文学家发现了这些天体的关键问题，我们的宇宙就一下子变得更大了。

So you can take that and you can see all the famous landmarks in one day or in one fell swoop.

你可以乘坐这辆巴士，一天之内或者一下子就可以游览所有著名的地标。

So in 1922, the Bureau of Reclamation decided to solve all these problems in one fell swoop by building a massive hydroelectric dam.

所以垦务局在 1922 年决定把所有这些问题一举搞定：建造一座大型的水力发电水坝。

I buy a week’s worth of groceries in one fell swoop.

我一下子买了一周的杂货。

It seeks to address all of these things in one fell swoop.

它试图一举解决所有这些问题。

I buy a week's worth of groceries in one fell swoop.

我一下子买了一周的杂货。

We don't know if it was something gradual as Hatshepsut kept awarding herself more and more authority or if she took over in one fell swoop.

我们不知道哈特谢普苏特是逐渐授予自己越来越多的权威，还是一举接管的。

The expression " in one fell swoop" means all at once, at a single time.

“in once swoop” 这个词组的意思是一下子， 一下子。

The butter and the cream is gonna go all in one fell swoop.

黄油和奶油会一下子消失。

However, in one fell swoop, Congress  had severed its main pipeline of oil.

然而，国会一举切断了其主要的输油管道。