You can take multiple snapshots and go back in time to see how things stood at a previous time.
可以拍摄多个快照，返回到当时看看之前的情况。
His previous book about globalisation, in 2001, was about the fragility and reversibility of a process that many at the time believed to be inexorable.
他先前在2001年的一本关于全球化的书是探讨这一过程的脆弱和可逆性，当时很多人认为其进程是不可改变的。
In previous versions of BIRT, the number of columns in a table element had to be known at design-time, whereas with the cross TAB element, the number of columns and rows can be dynamic.
在BIRT以前的版本中，表格元素中列的数量在设计时就要确定好，而在跨标签元素的帮助下，列和行的数量都可以动态生成。
In the previous trading scenario, it's a safe assumption that only one trader will be working on the particular trade and account at any given time.
在之前的交易场景中，我做了一个安全的假设，即只有一个交易者会在特定的时间操作特定的交易和帐户。
At my request, he constructed a time line of the previous day's events.
在我的请求下，他编制出一份罗列前一天所有活动的时间表。
What is needed is a program that will produce these values and print them out in a table like the previous one so they are loaded in at compile-time.
我们需要的是这样一个程序，它可以生成这些结果，并将其输出到上面这样的表中，这样就可以在编译时加载了。
Filtering on a different year or adding another filter would offer a new cache context at which time the previous cache may not be reusable.
过滤一个不同的年份或添加另一个过滤器会提供一个新的缓存上下文，此时先前的缓存可能就不可重用了。
The previous example uploaded the data one row at a time-obviously, not an optimal approach.
前一个例子每次上载一行数据—显然不是最佳的方法。
Indeed, bonuses in 2008 fell a bit compared to the previous year but only because much of it was paid in companies stocks whose prices fell to record lows at the time.
确实，2008年的奖金数额与前一年相比略有减少，但这仅仅是因为其中很大一部分是以公司股票的形式支付，而这些股票当时的价格跌至历史低位。
At a press conference last month, Mr. Toyoda said the previous expansion push may have caused it to scrimp on quality, compromising its just-in-time production system, for example.
在上个月的一个新闻发布会上，丰田章男说之前的扩展推进可能导致了质量下滑，例如危害它实时的产品系统。
This topology has the advantage (over the previous one) of providing a scalable environment where multiple MDBs are active at the same time, albeit on different partitions of the same queues.
与前一拓朴相比，此拓朴的优点是提供了一个可伸缩的环境，其中多个mdb同时处于活动状态(尽管它们在同一队列的不同分区上)。
Think back to the last time that you beat a friend at a card game or outdid your previous record in a 5k race.
想一想上次你在和朋友玩纸牌时获胜了，或是刷新了5公里赛跑的记录。
He's said in previous interviews that he has a hard time firing people quickly enough - a skill that Mark Zuckerberg has excelled at.
在过去的采访中，他曾表示，他无法快速解聘员工，而这恰恰是扎克·伯克的强项。
Unlike previous articles using Kylix with DB2, where you've built the entire application at design time with the IDE, you only need to start with a connection to the DB2 UDB database.
与前面介绍利用Kylix操作db2的文章不同，在上一篇文章中，您已经在设计时使用IDE构建了整个应用程序，所以只需从连接db 2UDB数据库开始即可。
In their previous hosting service they had to prepay for a month at a time.
在之前的托管服务上，我们必须要预付一个月的费用。
In previous versions of Modeler, the cut-and-paste function for process elements could act on only one object at a time.
在早期版本的Modeler中，针对流程元素的剪切和粘贴功能一次只能作用于一个对象。
At some later time, when you call a continuation, you return to that previous point in time.
在随后调用continuation时，将返回到之前的那个时间点。
With a $1.86 billion haul, Avatar beat Titanic, Cameron's previous film, to become the highest-grossing movie of all time at the worldwide box office.
在获得18.6亿美元收入之后，《阿凡达》击败了他的上一部电影《泰坦尼克》，成为全世界有史以来最卖座的电影。
At the same time, the 6g iPod nano is missing quite a few features compared to previous models.
同时，第六代iPodnano相比前代型号少了一些功能。
At the time he was writing, new inventions in fac-tories were turning out wealth on a scale undreamt of by previous generations.
在他写作的年代，工厂里的新发明正在生产出以往世代梦想不到的财富。
"We're taking our time with him because we want him back at 100 per cent," said Sir Alex in a previous interview with us.
“我们在他身上花了很多时间，因为我们希望他100%的康复，”弗格森爵士在我们的赛前访问中说。
Must insist for a long time, when the heart is difficult to solve the puzzle, can look at the previous record, looking for a similar state, look at how they are overcome.
一定要长期坚持，当遇到内心难以解决的困惑时，可以翻看之前的记录，寻找相似的状态，看看当时的自己是如何克服的。
When stocks have been declining for a long period of time, the first time that a rally exceeds the time period of a previous rally it is an indication that the trend is changing, at least temporarily.
当股票已经跌很长一段时间，第一次出现反弹的时间超过前一次的反弹时间，意味着趋势正在改变，至少暂时是这样。
Djokovic said he was cramping and sore, and "didn't really have time to recover" from his previous match, which ended at 2:26 a. m. Monday.
德约科维奇说他已是筋疲力尽，他上一场比赛在周一凌晨2：26 才结束，他“没有足够的时间恢复”。
In my previous job, I increased sales by 15% in what was at the time considered a flat industry.
在之前的工作中，我把销售业绩提高了15%，那段时间行业很不景气。
Although the best policy is to ask for them at the time you're leaving a position, it's never too late to go back and ask previous employers for letters to include in your files.
尽管最好的做法是在你即将离开某一工作岗位的时候就找人写推荐信，但如果当时没写的话，再回去找你的前任老板写也为时不晚。
Secondly, I have joined a violin course in the previous time, because I have interest on it. therefore, I will do more practice at home by myself.
其次，之前我参加了一个小提琴的培训班，因为我对它很有兴趣。所以，我会在家多多联系。
Previous studies mainly aim at total sleep deprivation during a short period instead of restricting sleep time every day on a Lev el shorter than normal.
以往大多数研究针对的是短期内完全不睡眠，而不是在一个阶段内的把每天的睡眠时间限制在低于正常的水平上。
Previous studies mainly aim at total sleep deprivation during a short period instead of restricting sleep time every day on a Lev el shorter than normal.
以往大多数研究针对的是短期内完全不睡眠，而不是在一个阶段内的把每天的睡眠时间限制在低于正常的水平上。
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