If you square it you're just going to get p squared.

如果你对它进行平方，你就会得到 p 的平方。

That would also allow you to kind of lift up the foil or the parchment paper and get these squares out easily.

这也可以让你抬起箔纸或羊皮纸，轻松地把这些方块拿出来。