Until this year, Pyongyang has denied U.S.accusations it possessed a covert HEU, or highly enriched uranium program, in violation of previous agreements.

VOA: standard.2009.09.06

We'll also post an exam from a previous year so you can actually see exactly what the format's going to look like.

我们还会提供一张往年的试卷,这样你就可以确切地知道,考卷的形式。

麻省理工公开课 - 化学原理课程节选

But it may be the case that it's something like a situation in which over the course of the previous stanza, Milton has actually usurped the role of the muse and has begun providing something like his own inspiration.

情况也可能是这样的,在之前的那一段里，弥尔顿确实用了缪斯这一角色,并且开始用他自己的一些灵感。

耶鲁公开课 - 弥尔顿课程节选

Mr.Abbas urged the United States to pressure Israel's hawkish new government to uphold previous peace agreements and agree to the creation of a Palestinian state.

VOA: standard.2009.04.17

Obviously-- and that's a bad way of saying it, I said constant the previous time-- in the linear case, it's subtract by certain amount.

这么描述很不准确，我之前在，线性算法中也说了常数,它是每次减少固定的量。

麻省理工公开课 - 计算机科学及编程导论课程节选

Scientists warn the impact of climate change is hitting the world faster than previous predictions by Pachauri's IPCC, which amounts to a more conservative consensus of top world researchers.

VOA: standard.2009.03.12

It's just reminiscent of a previous program 9 9 9 or a previous function the number 9, 9, 9 so what does that really mean?

它提醒之前的程序,或者之前的函数，那个数字，那其实表示的是什么呢？

哈佛公开课 - 计算机科学课程节选

But as it swelled, the watching world was aware that the vision of peace, music and community it represented was a gentle protest against the previous generation's way of life.

VOA: standard.2009.08.15

I may lose some of my previous beliefs,lose some of my previous memories, but that's okay as long as it's a slowly-evolving personality with enough overlap.

也许会失去先前一些信仰和记忆，只要这是相似度够高的缓慢进化就可以了。

耶鲁公开课 - 死亡课程节选

A previous study by Clayton's lab had shown that, as a young finch first learns how to sing, hundreds of genes in its brain quickly respond, producing more or less protein.

VOA: standard.2010.04.05

Let's think about it a bit, let's go back to the previous picture.

好好想想,再看看前一张图

耶鲁公开课 - 博弈论课程节选

In previous years, the U.N.Children's Fund has classified Haiti as a country 'in crisis.' Since the devastating earthquake struck, UNICEF has increased its efforts to restore shattered lives and protect children and women who are among the most vulnerable victims of this disaster.

VOA: standard.2010.02.04

It's simply material found on page fifteen of your textbook but let's review it. We say this is a beginning course so we assume no previous knowledge.

这是你们教材十五页上的一些简单材料,我们复习一下,我们说这是个入门课程,所以假设之前你们没有任何相关知识

耶鲁公开课 - 聆听音乐课程节选