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

VOA: special.2010.03.04

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

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 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

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

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