But a joint statement issued April 1 after the first meeting in London between presidents Obama and Medvedev said: "The relationship between offensive and defensive arms will be discussed by the two governments."

VOA: standard.2009.07.15

This is an abstract and powerful mathematical statement of the first law of thermodynamics.

这是热力学第一定律的一个抽象,而且具有很强数学性的表述。

麻省理工公开课 - 热力学与动力学课程节选

Fairly powerful statement, and that's another form of the first law of thermodynamics.

这是一个相当有用的表述,是热力学第一定律的另外一种形式。

麻省理工公开课 - 热力学与动力学课程节选

And the first closing statement goes to Senator Kerry.

NPR: Transcript of Second Bush-Kerry Debate

Obama told Fallin that "the people of Oklahoma" are in the first family's "thoughts and prayers, " the statement said.

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Offices on the southeast corner of the Hart building between the first and eighth floors were closed for testing, according to a written statement from the Capitol physician.

CNN: daschle