It says H.I.V.-related deaths appear to have reached their highest level in two thousand four.

VOA: special.2009.12.08

So at this point in the story-- at this level in the story, if you will, I've touched one, two, three, four numbers total or I've made two comparisons.

那么这时，我总共已经动过了1，2，3，4个数字,或者说我做了两次比较。

哈佛公开课 - 计算机科学课程节选

So let me rephrase, are these people, are these pair of partners in the firm, or two students working on their homework assignments, are they working more or less than an efficient level?

让我换个表达方式吧,这些企业合伙人,或者两个共同协作做作业的同学,他们是否实现了最优效率了呢

耶鲁公开课 - 博弈论课程节选

She leads us to a two-level room in the middle of the museum.

VOA: special.2010.03.03

It's in here to--intended to do two things: One to show you something about the method that we will be using in here and two, to show you something of the level of this course-- the level of the course.

这个测试的目的是,第一,向你展示一些我们的教学方法,第二,告诉你本课程所处的水平,本课程的水平

耶鲁公开课 - 聆听音乐课程节选

It was a similar story in India. Bombay's Sensex index fell to its lowest level in two and a half months.

VOA: standard.2010.05.17

The U.S.Assistant Secretary of State, Kurt Campbell,and his deputy, Scot Marciel,arrive in Burma Tuesday for two days of high-level meetings.

VOA: standard.2009.11.02

The two countries have created a cabinet-level group in hopes of resolving the dispute soon, but Gabe expects the debate to drag out for months, while Japanese leaders try to find common ground.

VOA: standard.2009.11.11

The World Health Organization says it needs to see clear evidence of sustained community transmission of the swine flu virus from person-to-person in at least two regions of the world before it raises its alert to the phase six pandemic level.

VOA: standard.2009.05.14