Look at me.We all have marks on our face. I have this wrinkle here from your first surgery.I have these wrinkles here from your last surgery. This is the map that shows us where we’ve going.And this is the map that shows us where we’ve been.And it’s never ever ugly.
要从最基本层面理解化学,我们必须观察分子中电子的舞蹈。#
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