And... And right in the middle, there's a variable star that I discovered.

… … 正中央有一颗我所发现的变星。

They observed variable stars in the Andromeda Galaxy that allowed them to get the distance to the galaxy.

他们观测了仙女座星系中的变星，使得他们能够到达星系的距离。

And it was, in fact, a variable star.

事实上，它是一颗变星。

" Var" here stands for " variable." Hubble had found a variable star in the Andromeda Nebula.

“Var”里代表“变星”。哈勃望远镜仙女座星云中发现了一颗变星。

I observe from seven or eight till about two in the morning, with a view to my great work on variable stars.

我从八点观察到凌晨两点左右， 以期完成我变星方面的伟大工作。

It was the review of a pamphlet by an American astronomer, in which the author announced a conclusive discovery with regard to variable stars.

那是一位美国天文学家对一本小册子的评论，作者书中宣布了关于变星的一个结论性发现。

Actual variable stars do exist, but Tabby's Star doesn't fit that profile, it's what's known as an F-type main-sequence star, and shouldn't behave anything like this.

实际的变星确实存， 但 Tabby's Star 不符合种情况，它是所谓的 F 型主序星， 不应有样的行为。

'I have made an amazing discovery in connexion with the variable stars, ' he exclaimed. 'It will excite the whole astronomical world, and the world outside but little less.

“我变星方面有了惊人的发现，”他惊呼道。 “它会激发整个天文界的兴奋，外面的世界却不会那么兴奋。”

'I am preparing a work on variable stars. There is one of these which I have exceptionally observed for several months, and on this my great theory is mainly based.

“我正准备一部关于变星的作品。其中之一是我几个月来特别观察到的，我的伟大理论主要基于此。

Compared with comets, variable stars, which he had hitherto made his study, were, from their remoteness, uninteresting. They were to the former as the celebrities of Ujiji or Unyamwesi to the celebrities of his own country.

与彗星相比，他迄今一直研究的变星由于距离遥远显得乏味。他们之于前者就像乌吉吉的名人或乌尼亚姆维西之于他自己国家的名人。

In 1925, when Edwin Hubble looked at the brightness of variable stars in a smudge called Andromeda, they appeared much dimmer than their pulsing rate predicted, and Hubble realized these stars were too far away to be in the MilkyWay.

1925 年当 Edwin Hubble 看着仙女座星体中各种变星的亮度，发现它们的亮度比预测的要暗的多，并且 Hubble 也认识到些恒星一个很远的地方，不可能是银河系内。

While studying what we now call the Andromeda  galaxy in 1923, Hubble realised that one of the stars he was looking at was a Cepheid variable  star – a type of star that blinks brighter and dimmer over the course of weeks.

1923 年，研究我们现所说的仙女座星系时，哈勃意识到他所看到的其中一颗恒星是造父变星——一种几周内闪烁得更亮和更暗的恒星。