Time used up surfing the Web or checking Facebook is gone forever.
耗费在上网或是查看Facebook的时间就永远消逝了。
Worst of all: the CPU time used by the current thread can be irrelevant.
最糟糕的是：当前线程使用的CPU时间可能是不相关的。
The "sys" field tells you the sum of CPU time used by the system as a whole.
“sys”字段告诉您整个系统占用的CPU时间总和。
The "user" field tells you the sum of CPU time used by the user processor for the operation.
“user”字段告诉您用户处理器为该操作而占用的CPU时间总和。
As a metered service, SaaS allows you to lease an application and pay only for the time used.
由于是计量服务，SaaS允许出租一个应用程序，并计时收费。
The customer hires developers or consultants for a longer time period and pays for the time used.
客户在较长时间内雇佣开发人员或咨询人员，并根据使用的时间支付报酬。
It isn't clear exactly what techniques the people living in the area at the time used to catch these fish.
但是现在仍然不清楚当时的人们以何种方法抓这些鱼。
For neither at any time used we flattering words, as ye know, nor a cloke of covetousness; God is witness.
因为我们从来没有用过谄媚的话，这是你们知道的。也没有藏着贪心，这是神可以作见证的。
Time used for export and import is different depending on the sizes of the database; it could take as long as 5 hours.
根据数据库的大小，导出和导入使用的时间会有所不同；可能会花费5个小时。
The time used for this adjustment is, of course, much longer for indexes with four levels than indexes with only two levels.
四层索引的调整时间当然就比仅仅两层索引的调整时间要长得多。
When data are contiguous, the time used to access data on the disk is minimized and the database server can read data faster.
当数据连续时，用于访问磁盘上数据的时间最少，数据库服务器可以更快地读取数据。
The CPU time used by the calling thread will be minimal, while the overall elapsed time to complete the task takes arbitrarily long.
进行调用的线程所用的CPU时间会非常少，而完成这个任务所需的时间可以无限长。
I'll need to reacquaint myself with this program—it's a long time since I've used it.
我得再熟悉一下这个程序—我已经很长时间没用了。
I used to pour time and energy into projects that were doomed from the start.
过去我总是将时间和精力投入到一些从一开始就注定要失败的项目上。
He used the same cinematographer, Owen Roizman, to create a dark, intense atmosphere which was very un-American at the time.
他使用了同一个的电影摄影师，欧文•鲁伊兹曼，创造了一种当时美国人很不习惯的阴暗紧张的氛围。
Human beings have used tools for a very long time.
人类使用工具已经很长时间了。
The underlying assumption was that the time saved would be used instead for activities that would improve the social and economic development of the communities.
相反，潜在假设是节省下来的时间将用于促进社区的社会和经济发展活动。
They may even have been covered with silk because silk was used a lot at that time.
它们甚至可能是用丝绸覆盖着的，因为丝绸在那个时候被广泛使用。
This was the first time he'd used the card tactic.
这是他第一次使用纸牌策略。
When I was a teenager, I used to spend time in my room listening to music.
当我还是青少年的时候，我经常在我房间里听歌消磨时间。
My sister and I used to quarrel all the time.
我和妹妹过去老是吵架。
The next time he spoke, he used a more conciliatory tone.
再次说话时他换了一种更愿和解的口气。
All this was used to calculate what percentage of time people spent in an unpleasant state.
所有这些都被用来计算人们处于不快乐状态的时间比例是多少。
For a long time, people thought the varnish used to coat and protect the violins was special.
很长一段时间，人们认为过去用来覆盖及保护小提琴的清漆是特殊的。
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