一个围绕着暗物质的神秘光环是，它被认为是充满着每一个星系周围的空间。
A halo of mysterious dark matter is thought to infuse the space surrounding each of the bulge-packing galaxies.
这样，从最初杯子空间被石头占据，进而被沙子、石头占据，最后被水、沙子、石头这几样“特性”鲜明的物质混合充满。
In this way, from the initial cup of space occupied by a stone and then be sand, stones occupy, the last water, sand, stones like these "characteristics" of material mixed with clear-cut.
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