我们现在开始吧?
现在开始吧!
那么从现在开始吧。
And what I am going to do today is go in some detail through the Bohr model, so let's do that.
今天我想具体介绍一下波尔的原子模型,那我们现在就开始吧。
Bye. Let's go. Let's get it started right now.
那就再见,我们现在就开始吧。
Imagine then from now on, we can find the mass of any object, right?
假设从现在开始,我们就能测量任何物体的质量了,对吧
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