The advantage is that you might not need any external RAM at all if you can get away with a very small amount on chip.
其好处是,如果您可以在芯片上拥有少量内存,就可能不再需要任何外部RAM。
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。
The monkey ran away, and Ram Dass went across the roof to get him back from her room.
拉姆·达斯的猴子跑了,他沿着屋顶过去把猴子从她屋里捉了回来。
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