Hyperspace refers to reaching the other end of the universe fast through the multi-dimensional space (we live in 4-dimensional space).

超空间指的是通过多维度空间(我们生活在4维空间)，快速的到达宇宙的另一端。

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Indeed, the two have already written a book for the general reader outlining their model, Endless Universe, which includes the notion that the universe is the product of a collision between multi-dimensional membranes.

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