If we let go, the elastic energy, as the spring passes through the equilibrium point, is converted to kinetic energy.
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If we let go the elastic energy as the spring passes through the equilibrium point is converted to kinetic energy.
如果我们释放弹簧,那么弹簧经过平衡点时,弹性能就转变为动能。
If we let go, the elastic energy, as the spring passes through the equilibrium point, is converted to kinetic energy.
如果我们释放弹簧,那么弹簧经过平衡点时,弹性能就转变为动能。
But if we let go, and let the thing we need slip away for a while, we might find that we don't really need it at all.
但如果我们放手,让需要的东西消失片刻,我们可能会发现自己根本不需要那样东西。
But nevertheless, let's just go with this for a minute, and if we suppose that it took about a generation to enter the land so you see, I've done the math on the side here.
无论如何,我们还是要稍微讨论一下,假设,进入这块土地要一代人的努力,你看,我已经在这边做了算术。
So, let's go ahead and make sure we can draw that, if we have interest either in the area of organic chemistry or biochemistry or biology here.
那么,让我们来确认一下我们已经学会怎么画了,如果我们对有机化学,生物化学或者生物学中的任何一个领域感兴趣的话。
And we talked about periodicity and properties, so let's go and take a look at what we have and see if we can reconcile this.
现在我们讲一下周期性,我们先看一下我们已经掌握的知识,看看能不能和我们要讲的达成一致。
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