这是我们真正需要的那种改变吗?
I believe that as hard as it will be, the change we need is coming.
我坚信,不管它有多么艰难,我们所需的改变终将来临。
You have shown what history teaches us - that at defining moments like this one, the change we need doesn't come from Washington.
你们已经展示了历史留给我们的教训:在这种决定性的时刻,我们需要的改变,不是“来自”华盛顿。
So,we need to strengthen that foundation." The WMO chief says climate change is a global problem.
VOA: standard.2009.08.30
So that's the only change we need to make there and watch what happens when we actually run this.
那就是我们需要改变的,并且当我们运行它,会发生什么事情。
So we don't really need to put in a certain amount of heat and change the temperature of the products and the calorimeter and so on.
所以我们实际上并不需要输入,一定的热量,改变生成物,和量热计的温度之类。
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