However, it is unclear whether these positrons can escape from the stellar debris in sufficient quantity to explain the size of the observed cloud.

然而，尚不清楚是否有足够数量的正电子能够逃离恒星残骸以解释观察得到云团的大小。

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Neutrinos are generated in prodigious quantities in stellar explosions known as supernovas, and their ghostliness lets them escape the superdense centre of such an explosion unhindered.

在被称为超新星的星球爆炸时，中微子被以巨量制造出来，而且他们虚无缥缈让他们逃脱大爆炸密度超级大的核心而不受阻碍。

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