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

而… … 而在正中有颗我所发现的变。

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

他们观测了仙女座系中的变，这使得他们能够到达系的距离。

And it was, in fact, a variable star.

事实上，它是颗变。

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

“Var”在这里代表“变”。哈勃望远镜在仙女座云中发现了颗变。

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， 以期完成我在变方面的伟大工作。

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

那是位美国天文学家对本小册子的评论，作者在书中宣布了关于变的个结论性发现。

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.

实际的变确实存在， 但 Tabby's Star 不符合这种情况，它是所谓的 F 型， 不应该有这样的行为。

'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.

“我在变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，而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.

“我正在准备部关于变的作品。其中之是我几个月来特别观察到的，我的伟大理论要基于此。

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.

与彗相比，他迄今直在研究的变由于距离遥远而显得乏味。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 看着仙女座体中各种变的亮度，发现它们的亮度比预测的要暗的多，并且 Hubble 也认识到这些恒在个很远的地方，不可能是在银河系内。

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，在研究我们现在所说的仙女座系时，哈勃意识到他所看到的其中颗恒是造父变——种在几周内闪烁得更亮和更暗的恒。