Leaders of the world's wealthiest nations have promised twenty billion dollars to increase food security in poor countries.

VOA: special.2009.07.11

I told you, the way I'm going to teach any subject is going to start with the easiest example and lull you into some kind of security and then slowly increase the difficulty.

我之前讲过,我在上每一门课的时候,都是从最简单的例子开始,先打消你们的顾虑,然后渐渐加深难度

耶鲁公开课 - 基础物理课程节选

On Thursday,the Security Council approved a resolution to increase efforts toward a world without nuclear weapons.

VOA: special.2009.09.26

Two other groups recently launched a separate effort to increase food security in Africa.

VOA: special.2009.11.17

The project seeks to increase food security in dry areas.

VOA: special.2010.02.08

It's the rapid increase in growth of the Afghan security forces to take care of their own.

VOA: standard.2009.03.27

It's just that we have to open our eyes and see." Abe attributes the increase in child poverty to the country's changing demographics, struggling economy and high social security premiums.

VOA: standard.2010.02.25

Maryland Democrat Steny Hoyer said that he and Republican congressional leaders have discussed implementing new security precautions for lawmakers after an increase in threats following Sunday's health care reform vote and accompanying anti-reform protests outside the Capitol over the weekend.

VOA: standard.2010.03.25

But at the same time,Admiral Mullen, who is Chairman of the Joint Chiefs of Staff, expressed confidence that with a solid Afghan partner, an increase in U.S.forces can bring a measure of security and stability to Afghanistan within a few years, as the 2007/2008 "surge" helped provide an opportunity for Iraq to move forward in a more secure environment.

VOA: standard.2009.11.04