There's a zeroth law The zeroth law every one of these laws basically defines the quantity in thermodynamics and then defines the concept.

有第零定律,这些定律中的每一条都定义了,热力学中一个基本物理量的概念,第零定律定义了温度。

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And in physics, when physicists want to say "a little bit of," delta they write lower case delta.

在物理里，他们想要表示一点点这个概念时“,常在值前面写。

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So even though we're not literally throwing RAM away, we're not physically moving anything, conceptually, we have to go through memory in this order back to back to back and then undo it.

即使我们没有把内存依次扔掉，我们物理上没有移动任何东西，概念地，我们必须按照顺序经过内存,回到这里然后撤销它。

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