"I want you guys to understand I will never hesitate to use force to protect the American people or our vital interests.

VOA: standard.2009.11.13

We can use the Coulomb force law to explain this where we can describe the force as a function of r.

我们用库伦定律解释它,力作为距离r的函数,让我们考虑一下。

麻省理工公开课 - 化学原理课程节选

So, we can use Coulomb's force law to think and it does that, it tells us the force is a function of that distance. But what it does not tell us, which if we're trying to describe an atom we really want to know, is what happens to the distance as time passes?

来考虑这两个粒子之间的,它告诉我们力随距离的函数关系,但它不能告诉我们，而我们如果要描述,原子又非常想知道的是,距离随时间的变化时怎样的？

麻省理工公开课 - 化学原理课程节选

American President James Polk felt that the use of force was the only way to make Mexico negotiate.

VOA: special.2009.02.26

In other words, not Lorenzo at all, but precisely princes who have or will achieve their authority through their own guile, their own force, or their own virtu, to use the famous Machiavellian term that I want to talk about later.

换句话说并非罗伦佐，而是那些已经或将会,透过其欺诈手段,获得职权的君王，透过其武力或，Virtu，夺权的君王，这是马奇亚维利著名的词汇,我稍后会谈到。

耶鲁公开课 - 政治哲学导论课程节选

Red Shirts and human rights groups condemned the government's use of deadly force to end the protests.

VOA: special.2010.05.22

The expression was first used in the southern part of the United States to describe the use of force to win an election.

VOA: special.2009.02.15

She said the military itself, examining its experiences in Iraq and Afghanistan, has come to recognize the limits of the use of force.

VOA: special.2010.05.29

He asked Congress for permission to use military force to bring peace to Cuba.

VOA: special.2010.07.15

It said the government could use force, if necessary,to keep states in the Union.

VOA: special.2009.07.16

Because before,as you remember, the term "disproportionate use of force" was used,as if there is a proportionate use to occupy other countries' territory."

VOA: standard.2010.07.05

Israel's defense minister has ordered the army to use massive force to impose a freeze on construction in Jewish settlements in the West Bank.

VOA: standard.2009.12.21

At the U.S.Defense Department, spokesman Bryan Whitman said there is always concern that the use of force by the military could lead to reprisals.

VOA: standard.2009.04.13