Take a step back in time for a moment to the early days of computer networking.
让我们暂时回到计算机网络的早期阶段。
The footprints found in Kenya have let scientists step back in time to find new details about our distant ancestors and their environment.
在肯尼亚发现的足迹，让科学家介入的时间来了解我们回到遥远的祖先和他们的环境的新细节。
But now in Italy it is like a step back in time. What happened in Rome on Wednesday night was a frightening return to the bad old days of the 1970s and 1980s.
但是现在在意大利发生的事情仿佛倒退回了那个年代，在罗马周三晚上发生的事情把我们带回了那个令人恐惧的糟糕的年代。
Go back in time: the first step to overcoming self doubt is to recognize that it's there in the first place.
及时回到自我：克服自我怀疑首要的第一步是知道到它就在这里。
Our first step in the investigation was to examine how various storage methods impacted the time required to place a binary file into Subversion, fetch it out, and put it back in its original form.
调查的第一步是考察各种不同的存储方法对将二进制文件放入Subversion、从中取出以及按原始格式放回等操作所需时间的影响。
We do this in the same way as in the previous step, but this time propagating change back when detected.
这个过程与前面的步骤一样，不过当检测到变更时，则将其传递回去。
Syntax takes the syntax elements and combines them back together, following the same rules as the transformer in syntax-rules. Let's look at what's happening one step at a time.
syntax可以使用这些语法元素，并将其组合在一起，它遵循与syntax -rules中相同的转换规则。
This means that you can actually step back (and forward) in time, which is a very neat way of solving the browser back button problem - if used in the context of web applications.
这意味着你可以任意回退或前进，很灵巧的解决了浏览器回退按钮的问题——如果在Web应用环境下使用的话。
People breathed in at the same time, as if all of them suddenly took a step back.
大家不约而同地松了一口气，仿佛所有的人在此瞬间都往后退了一步。
When you step back and look at your life, you will see that you have been through many challenges in the time that Saturn has moved over your Sun.
当你退一步，看看你的生活，你会发现你已通过许多挑战，在规定的时间内，土星已经完成对你大部分的考验。
In this new reality it is time to step back and examine the new reality of China.
在这个新时期，我们有必要退后几步来冷静检视中国当下的现实。
"This is a time not to step back and let them recover" a message he says he's sending to his counterparts in Pakistan.
现在是不让他们恢复和退回去的时候，他说他正把这条消息送到他在巴基斯坦的相关人士那里。
But I want to take a step back and think how far we have come since the last time this conference was held in the United States.
然而，我要回顾和思考一下自从上次在美国召开这个大会以来我们所取得的进展。
And now that we're at a mid-point in the year, it's a great time to step back and assess your marketing mix to be sure it's focused on the people you want to reach.
现在是年中，正是回顾和评估营销是否真正地对准你想要接触的客户的好时机。
And now that we're at a mid-point in the year, it's a great time to step back and assess your marketing mix to be sure it's focused on the people you want to reach.
现在是年中，正是回顾和评估营销是否真正地对准你想要接触的客户的好时机。
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