Let's do it all 轻松写意 ; 让我们开动吧
咱们重头再来一遍。
Let's celebrate camaraderie... and let's do it all safely.
让我们庆祝情谊……让我们做这一切安全。
All right, let's start with it. Try and do.
好了,让我们开始吧,大家一起试着做一下。
- But if you measure all of those things-- Let's do it in a different order.
如果你衡量这些品质-,让我们换种顺序。
So now let's do it for all of the ions.
接下来将其拓展到所有的原子。
All right, so now let's see how we execute it, and do the calculations that allow us to calculate this. So, one, what's delta H in step one?
好,现在我们看看怎样操作它,怎样进行计算,第一步,步骤I的ΔH是多少?
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