In a nearly 40-minute policy speech, the president cited, among other things, his orders to end any torture of detainees and close the Guantanamo Bay detention center, and the appointment of senior envoy George Mitchell to tackle the Israeli-Palestinian dispute.
VOA: standard.2009.09.23
The fact that you could die and you don't know when you're going to die doesn't yet entail that you could die at any minute, at any moment.
你可能会死和你不知道,自己什么时候会死这个事实并不能得出,你可能随时随刻死的结论。
We were on the roof of America and all we could do was yell I guess across the night, eastward over the plains where somewhere an old man with white hair was probably walking towards us with the word and would arrive any minute and make us silent.
我们在美国的最高处大声叫喊,我想整个夜晚,在东部平原,随时可能有一个白发老人,向我们走来,让我们安静。
It's a common mistake to make if you forget that I've actually declared that variable up top, but wait a minute, I know any time that I use a variable, I have to declare it.
这是一个通常犯的错误,如果你忘了,之前在前面已经声明了这个变量,等等,我知道在任何时候,我使用一个变量,我必须声明它。
So, if we look at this graph where what we're charting is the internuclear distance, so the distance between these two hydrogen atoms, as a function of energy, -- what we are going to see is a curve that looks like this -- this is the general curve that you'll see for any covalent bond, and we'll explain where that comes from in a minute.
因此,如果我们来看一看这幅曲线图,这里我们画的横坐标是核间距,也就是这两个氢原子之间的距离,纵坐标是能量,我们看到的这是能量关于核间距的曲线-,这是一条普遍的曲线,在研究任何共价键时你都会遇到,我们马上就会解释一下它是怎么来的。
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