The W.H.O.has an influenza warning system in which phase six means that a pandemic is taking place.

VOA: special.2009.06.10

It says finally it came to place, according to this concocted system, and I've underlined in red, very many undiscovered members.

它说，最终它会找的位置的，根据这个调和的系统，我标了红色的下划线，有很多未被发现的成分。

麻省理工公开课 - 固态化学导论课程节选

Because it challenged the whole class system, that people are born into a certain place and cannot-- and should not-- be moved.

因为它挑战了整个阶级体系，人生来就有阶级，不能-,也不应该被改变。

哈佛公开课 - 幸福课课程节选

Secretary Gates said the new plan will allow flexibility and put in place a defense system more quickly than the previous proposal.

VOA: standard.2009.09.17

What happens when that recognition takes place is that your immune system gets activated, and the activation that happens usually involves two things.

当识别进行时会发生什么呢,那时免疫系统会激活,免疫系统的激活通常包含两个过程

耶鲁公开课 - 生物医学工程探索课程节选

"Sometimes people need to take time to adjust to a new place, a new culture,a new system,"

VOA: standard.2010.07.22

You've got to place the boundary at exactly the right place, otherwise you've got a bit too much in your system or a bit too little.

你要把边界,设置在正确的位置上，否则你的系统就会要么多出一部分,要么少一部分。

麻省理工公开课 - 热力学与动力学课程节选

"It is impossible to maintain a safe and effective health-care system under conditions of siege that have been in place now since June 2007."

VOA: standard.2010.06.01

I want to start out by mentioning taxes and welfare because, I think, that it's really the most important risk management system already in place.

我想从,税收和福利开始讲起，是因为，我认为，它们实际上是现行的最重要的,风险管理机制。

耶鲁公开课 - 金融市场课程节选

With JAL's new system in place, he says, they plan to reexamine this issue.

VOA: standard.2010.02.01

"This is about trying to tackle an exceptional economic crisis, far beyond the financial system and set in place measures, measures that really do make a difference,".

VOA: standard.2009.03.29

His latest statement focused on the need to correct flaws in the aviation security system that allowed the would-be bomber to board the Detroit-bound flight in the first place.

VOA: standard.2009.12.29

"That will put in place stronger, global standards across the system that provide the right balance between stability, preserving the capacity for innovation, make sure we reduce the risk of future crises."

VOA: standard.2010.05.26

But it is becoming clear that the system that has been in place for years now, is not sufficiently up-to-date to take full advantage of the information we collect and the knowledge we have,".

VOA: standard.2009.12.29

"because the virus can spread rapidly, but what we're seeing so far is a pretty stable position as far as the virus is concerned, it's producing relatively mild illness in most people, but in a small proportion it's causing serious problems and we have in place the plans in our health care system to deal with those problems,".

VOA: standard.2009.07.31