The Aufbau Principle comes from a German word which means it is essentially construction or building, build-up principle.

构造原理原来自一个德国词汇,意思是基本的构造,建筑，或修建原则。

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If you look up around this campus now, you'll see a lot of construction, a lot of things are being spruced up and improved.

如果你在校园里四处观察的话,你会看到很多建筑,其中很多都被修整并改进过了

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