【horizon_problem】什么意思_英语horizon_problem的翻译_音标_读音_用法_例句_在线翻译

horizon problem

视界问题

不管是暴胀理论还是光速可变理论，都需要解决一个被物理学家称之为“视界问题”(horizon problem)的问题。我们如今所见到的宇宙，似乎在每个地方都差不多是相同的，比如它的密度就是相对均匀的。

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视野问题

... 轻物质丰度（参见大爆炸核合成（Big Bang nucleosynthesis））。 视野问题（horizon problem）；均匀度问题（flatness problem）； ...

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天文学

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abstract: CMB it comes from 46 billion comoving light years away. However when the light was emitted the universe was much younger (300,000 years old).

以上来源于: WordNet

But there is a problem looming on the horizon for fans of the latest tablet computers, not to mention smart phones and flatscreen TVs.

FORBES: What Will Apple Do When Indium Runs Out in 2017?
He said the age profile of current foster carers was a concern for the future as fewer younger foster carers were being recruited, which was "a real problem looming on the horizon".

BBC: Foster care motion concluded
We don't know what we're going to inherent from President Bush, but there is a big problem looming on the horizon that we had better pay attention to, and that is President Bush is intent upon negotiating a long-term agreement with Iraq which would have permanent bases, permanent troop presence.

CNN: Part 2 of CNN Democratic presidential debate

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