The treatment for mild hypothermia starts with getting out of the cold and,if necessary, changing into dry clothes.

VOA: special.2009.12.30

For him, and I quote him, "Fortune is a woman and it is necessary to hold her down and beat her, and fight with her."

他认为,"命运就是女人,必须控制并将她打倒在地,与其斗争"

耶鲁公开课 - 古希腊历史简介课程节选

In some sense, strictly speaking they shouldn't be necessary because the fact that my specification starts with an assumption, says, hey you, who might call square root make sure that the things you call me with obey the assumption.

在某种意义上严格的来讲,它们不是必要的,因为我已经对假设做了声明,也就是说，如果你要调用我的，求平方根的函数,请确保你传递给我的,参数满足假设条件。

麻省理工公开课 - 计算机科学及编程导论课程节选

"I'm pleased that the House has acted with the urgency necessary in passing this plan.

VOA: special.2009.01.31

Because once you actually push people,to pin them down, what do you mean by it,you end up with something that's either just not true, or not interesting,or not necessary, or not particularly unique to death.

因为你一旦逼问他们这到底是什么含义，得到的东西既不会是真实的，也不会是必要和有趣的，也不会是对于死亡来说独特的。

耶鲁公开课 - 死亡课程节选

After completing their studies, Sudanese students are expected to return home with the skills necessary to help deal with the complex causes of conflict in the country.

VOA: special.2009.01.28

But he thought a strong position was necessary in negotiating with Britain.

VOA: special.2009.02.19

"What is necessary for those elections is to have an inclusive dialogue with all political forces in the country.

VOA: standard.2009.05.25

While not stipulating dollar amounts of U.S.military aid, it authorizes such sums that are necessary to help the country deal with security needs.

VOA: standard.2009.09.24

Mr.Medvedev said new missile technology will be developed in full accordance with any new arms agreements reached with Washington, but that other weapons are necessary.

VOA: standard.2009.12.25

He says that everyone agrees in principle that rearmament is necessary, but he raises various questions: how and what; with the West,or against the West;

VOA: standard.2009.03.20

"And that we are effectively working with the Afghan government to provide the security necessary for that country" After meeting with Mr.Obama, NATO's Anders Rasmussen said he is convinced that success in Afghanistan will be achieved.

VOA: standard.2009.09.29

"The focus of that dialogue is on Iran's behavior and uppermost in our minds is taking the measures necessary, with our partners in the region, to maintain their security and their stability,in particular against Iranian subversive activities,"

VOA: standard.2009.05.05

But she added that "a period of careful consideration" is necessary in order to determine the best way forward in dealing with North Korea, perhaps a sign that China is not yet ready to support U.N.Security Council action.

VOA: standard.2010.05.25

He is replacing it with a plan that would provide a combined land- and sea-based capability more quickly, focused on shorter range missiles Iran could use to threaten Europe, with the option of expanding later to cover longer range missiles if necessary.

VOA: standard.2009.10.23

Those new conditions include Aung San Suu Kyi being able to receive necessary medical treatment, to have guests visit her with permission from authorities, and to have the right to view two Burmese television stations as well as read Burmese newspapers.

VOA: standard.2009.08.11

"It is a promise that as long as I am your Commander in Chief, I will only send you into harm's way when it is absolutely necessary, and with the strategy, the well-defined goals, the equipment and the support you need to get the job done,"

VOA: standard.2009.05.22