Several forces are acting on it at once.

几种力会同时对它产生作用。

So we're acting on what they're sending us.

所以我们是根据他们送我们的东西行动的。

Well, if these were the only forces acting on it.

这个力，也就是平行於斜面的这个地心引力的分力。

Being spontaneous means acting on your impulses and trying new things.

冲动，这意味着你要跟着自己的直觉走，勇于冒险。

Leaders say not acting on these dual goals could be catastrophic.

各国领导人声称，不采取行动实现这双重目标可能会带来灾难性的后果。

And also how confident he seems about acting on his own.

而且他在按自己的方式行事时充满了自信。

" And he's acting on Voldemort's orders, just like I said! "

“他在执行伏地魔的命令，像我说的那样！”

They understand now that you were acting on behalf of an adult.

他们知道你这么做是由成年人指使的。

The hardest part is acting on the problem, but I know everyone can do it.

最难的部分是解决问题， 但我知道每个人都做得到。

" You're acting on Dumbledore's orders? " she repeated with a look of dawning wonder.

“你在按照邓布利多的吩咐行动？”麦格教授重复了一句，脸上慢慢露出惊异的神情。

We said very clearly what we were going to do and are acting on it.

我们已经说得非常清楚我们接下去要做什么，我们也正在做。

The FBI said only that it was acting on court warrants involving the U.S. sanctions.

联邦调查局只表示，他们是依据法庭逮捕令采取行动的，该逮捕令涉及美国制裁。

Yet the officials were said to have waited three days before acting on that information.

然而据悉马来西亚官员在等了三天后才就信息采取行动。

But now fans, who call themselves Swifties, and politicians have started acting on the frustration.

但现在，自称Swifties的粉丝和政客们开始针对这种挫败感采取行动。

There's the force of gravity acting on this block of ice.

有一个地心引力作用於此积木上。

NASA likes to call this condition “microgravity, ” since there are subtle forces acting on you.

美国航天局（NASA）喜欢称之为“微重力”，因为其实还有一些微小的力作用在你身上。

Do you like acting on a carpet, because in a way it is like dress-up, right?

你喜欢在地毯上表演吗，因为在某种程度上，这就像盛装打扮，对吧？

" No. I was acting on orders. Qhorin Halfhand's last command. Noye, where is the garrison" ?

" 不。我是遵令行事，‘断掌’科林最后的命令。诺伊，守卫在哪儿？"

And if you resist the urge, you stop yourself acting on a strong feeling to do something.

如果你抑制住这种冲动，你就会停止自己强烈要去做某事的举动。

One is that there are other forces that are acting on the ecosystem at the same time.

“其一，有其他力量在同时作用于生态系统。