That will happen on Dec. 21, 2012, when the sun appears to rise in the same spot where the bright centre of galaxy sets.

这个现象将发生在2012年12月21日，届时，太阳仿佛从明亮的银河系中心处升起。

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Looking at one galaxy in the Catalog, Marianne noticed that the point of light was offset from the centre and yet was so bright that it could well be associated with a supermassive black hole.

在观察软件目录里的一个星系时，玛丽安注意到一个亮度极高的亮点正远离星系中心，很可能是一个超大质量黑洞。

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The bright nucleus is home to an older population of stars, which grow ever more densely packed toward the centre.

星云明亮的核心是老一代星体所在，越靠近中心密度越大。

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The SNP said Trident's Faslane base had a bright future as a centre for conventional and not nuclear weapons.

BBC: Scotland politics

The SNP has insisted Trident's base on the Clyde has a bright future as a centre for conventional and not nuclear weapons.

BBC: Submarine at Faslane

It seems the single-minded moulding of call centre operators into bright, cheery professionals is good for business, but can also stifle individuality.

BBC: UK call centres seek new identity