一个类应该只有一个理由去修改它。
只有一个理由需去改变这些；
只有一个理由就是，会谈各方最终会意识到他们已经不能再推迟了。
The only reason for hope is that all sides may finally realise that they can procrastinate no more.
这意味着在CSS中我们的一个类应该有一个原则而且只有一个理由去改变。
The principle implies that A class should have one, and only one, reason to change. In CSS we have.
所以不去做任何事时也只有一个理由：就是因为它不再是你想要作谁的声明。
There is also only one reason to undo anything: because it is no longer a statement of Who you Want to be. It does not reflect you.
只有一个理由去改变这些观念；改变只有一个目的：如果你对你是谁感到不开心。
There would be only one reason to change any of these; only one purpose in making an alteration; if you are not happy withwho you are.
想在一起的时候，有很多理由，但是不想在一起就只有一个理由，就是不爱了。
Want to together of the time, there are many reasons, but don't want to be together only one reason, is not love.
如果你的工作是存放在计算机里的，在这里世界上你没有任何理由只有一个备份。
If your work is stored on a computer, you have no reason in the world to have only one copy of it.
林肯宣战的理由只有一个，那就是为了维护国家的统一。
事情变成这样并不是有上千个理由，而是只有一个。
There weren't a thousand little reasons why things had ended up like this. There was one big one.
就上面的几点，只有第四条才算是一个网站或Web应用出现可访问性问题的正当理由。
Of all the arguments, number four is really the only valid reason why a website or web application should have accessibility issues.
你永远也达不到真正的开闭天堂，但是通过严格地遵循与之相关的单一责任原则：一个类应该有并且只有一个更改的理由，你可以非常靠近地接近它。
You'll never reach true Open Closed nirvana, but you can inch much closer by rigorously following the related Single Responsibility Principle: a class should have one, and only one, reason to change
他只有一个不自杀的理由：，“入睡，偶尔作梦，因为在沉睡中，什么梦都会出现，我们可以从中暂时摆脱尘世的烦恼”。
He only had one argument not to kill himself: "to sleep, perchance to dream, for in that sleep of death what dreams may come when we have shuffled off this mortal coil might give us pause."
人们有成千上万给理由可以变成穷姨妈，但最终只有一个姨妈是存在的，事情很简单。
There are millions of reasons people can become poor aunts, but in the end, a poor aunt exists, and that is all.
在200个应征者中，只有一个人被雇用了，他并没有解释他的理由，他只是写了以下的话：“给医生车钥匙，让他带着老人去医院，而我则留下来陪我的梦中情人一起等公车!”
He wrote his answer without providing his reason:"Give the key of my car to the doctor, and let him take the old man to the hospital. But I wait in the stop for the bus with my dreamboat together."
坚持的理由只有一个，就算不能赢，也绝不能输。
如果你是只有一个驾驶你的车，没有理由让所有的人在家庭上。
If you are the only one to drive your car, there is no reason to have all people in the household on it.
现在经典的“取出来”的广告，只有以前的召回，品牌业者认为，有一个强有力的理由钻研爱莲心的真正的历史，今天赶兴趣。
With the classic 'now taken out' advertising being the only previous recall, the brand owners felt there was a strong rationale to delve back into Allinson's genuine history to drive interest today.
我有太多的方向，以致于总是习惯回头看，看我只有一个出发的地方，这就是我去哪里都不怕错的理由了。
I have too many directions that used to look back, I only a starting place, this is where I have not wrong reason.
一个类应该有且只有一个改变的理由。
The Single Responsibility Principle: a class should have only one reason to change.
我没有理解对方的想法，但我依然决定宽恕。理由只有一个，他们生养了我最亲爱的人。
I don't understand their thoughts yet, but I decide to forgive for just one reason as they are the parents of my darling.
这个世界上，只有一个人、一个理由能拯救我，那不是别人，正是他——我自己。
This world, there is only one person, a reason to save me, it was none other than him - my own.
事实上，一个聪明的程序员只有通过反射api封装时有一个很好的理由这样做。
Indeed, a wise programmer only breaks encapsulation via the reflection API when there is a good reason to do so.
你会发现做行销只有一个合理的理由，就是花在行销上的每一块钱，都要能创造超过一块钱的额外业绩。
There is only one rational reason to do marketing. For every $1 you spend on marketing, you want to generate more than $1 in additional sales.
真的只有这些理由吗？跟克里斯呆在同一个地方不也是理由吗？
Is that really all there is? What about being in the same city as Chris?
生命对世间的每一个人都只有一次，仅这个理由就足够让我们把每一天都过的精彩。
Life is only once to everyone in the world and that is a reason enough for us to make every day count.
想要知道他的打算只有一个办法：让他搬进唐宁街十号（首相办公地点，pp注），而且在他觉得有足够理由提前进行大选之前用足够的时间来评价他。
The only way to find that out is to have him move next door, to 10 Downing Street—and with sufficient time to evaluate him before he feels it legitimate to call an early general election.
想要知道他的打算只有一个办法：让他搬进唐宁街十号（首相办公地点，pp注），而且在他觉得有足够理由提前进行大选之前用足够的时间来评价他。
The only way to find that out is to have him move next door, to 10 Downing Street—and with sufficient time to evaluate him before he feels it legitimate to call an early general election.
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