Yet that is where its effects are best known, especially at the high school level.

VOA: special.2010.03.04

I want to remind you that we were talking at a fairly high level about complexity.

我想提醒大家我们以前,是在一个相当高的高度上讨论复杂度问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

And not be too critical or expect that you should be at a very high level when you're just beginning.

不要太挑剔，也不要奢望自己刚开始的时候就可以达到很高的水平。

学外语的时候 - SpeakingMax英语口语达人

But Marc Tucker says students who pass the exams could stay in high school and take a demanding set of exams at the upper division level.

VOA: special.2010.02.25

They got lost in the fear or pressure performing at this high level.

在恐惧和压力下，因赛事之高,而迷失。

普林斯顿公开课 - 人性课程节选

Afghan President Hamid Karzai and Pakistani President Asif Ali Zardari flew into Tehran, at the head of high-level delegations, to discuss a series of problems, including drugs, terrorism and Islamic extremism.

VOA: standard.2009.05.24

Absorption is just the opposite of emission, so instead of starting at a high energy level and dropping down, when we absorb light we start low and we absorb energy to bring ourselves up to an n final that's higher.

吸收就是发射的逆过程,与从一个高能量到低能量不同，当吸收光时，我们从低能量开始,吸收能量到一个更高的能量。

麻省理工公开课 - 化学原理课程节选

But he says this one stands out. "This is a very unusual attack in as much as it appears to be a successful attack upon the Revolutionary Guards at such a high level involving so many of the senior officers,".

VOA: standard.2009.10.18

But the U.S.reaction to Thursday's attack was at an unusually high level, with both President Obama and Secretary of State Hillary Clinton issuing written statements expressing sympathy to the families of victims and calling for the attackers to be held accountable.

VOA: standard.2010.07.16