让我们一起把这些数字过一遍,看能否找出一个可行的方案。
Let's go through the numbers together and see if a workable deal is possible.
让我们快速地,过一遍这些定律。
让我们快速地,过一遍这些等式。
Sorry, oops, OK, so let's just look quickly at equations of some of the things.
And it is really great because he actually goes through the thought process for you and describes - I need to give you one piece of background.
它非常厉害,因为他已经将思考的过程,为你们过了一遍,并描写,我需要给你们一点背景介绍。
And we know what that's equal to, this is something we've been over and over, ionization energy is simply equal to the negative of the binding energy.
而且你知道它等于什么,这是我们说过一遍又一遍的,电离能就等于,负的束缚能。
so why do you have the second chapter of this book retell the same story that the first chapter of the book told?
为什么一本书的第二章,要重复一遍第一章说过的故事?
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