A simple performance metric is wall clock time, or measuring the real-world delay between a request for a page and a finished rendering.
一个简单的性能指标是挂钟时间(wall clock time)，或测量页面请求与完成呈现之间的实际延迟。
That means you can compare runs reliably and measure finer performance differences than you can with tools that only measure "wall clock time."
这意味着您可以更可靠地比较这两种趋势，度量与只使用度量“运行时间”工具相比较时地良好性能差别。
For some circumstances — say, running the Web server, database, and browser locally on your own workstation — wall clock time can be informative.
对于某些情况——比如在您自己的工作站本地运行的Web服务器、数据库和浏览器——挂钟时间能够提供信息。
For certain classes and methods in my application I want to see the invocation counts, the average self execution time and the average wall clock time.
对程序中的某些类和方法，我需要了解它们被调用次数，各自平均执行时间和整体平均时间
However, wall clock time is merely anecdotal for most other permutations, such as those that include network latency; a trafficked, live Web server; or an active database.
然而，挂钟时间对于其他大多数情况而言并无实际意义，比如网络延迟时间、活动的Web服务器或者活动的数据库。
These Numbers must be taken with a grain of salt, because they only represent the time the process spent on the CPU, not the real time it took to execute (also known as the wall clock time).
但是不能完全相信这些数值，因为它们仅表示进程耗费在CPU上的时间，而不是其真正的执行时间(也称为时钟时间)。
A digital clock on the wall shows the time in Afghanistan and Iraq.
墙上的数字时钟显示着阿富汗和伊拉克的两地时间。
This diagram is one dimensional: vertically we have the (wall clock) time, in milliseconds.
这是个一维的图：竖直方向上的是(挂钟式)时间，单位为毫秒。
Stylish clock by Michael Rosing comes with 12 time indicators that have to be attached directly on the wall.
由MichaelRosing设计的时髦时钟配有12个需要直接贴在墙上的时间指示器。
Unique wall clock designed by Rafael Morgan shows time with the help of a magnifying glass.
由RafaelMorgan设计的奇特挂钟利用放大镜来显示时间。
You have a pre-defined variable named total_time for the wall-clock time of the whole data collection.
有一个预定义的变量 total_time，它代表整个数据收集过程的时钟时间。
Fail to seize the love, when I was keeping a close eye on the wall clock, the only hope that time can be to stay.
抓不住的爱，当我死死的盯着墙上那钟时，只希望时间能够停留。
If you need the exact time, you can go to the dining room, there's a quartz clock on the wall there.
如果你想知道准确的时间，你可以到餐厅去，在那里墙上挂着一个石英钟。
At this time, I looked at the clock on the wall, only to find that 800 meters is about to begin.
这时，我看了看墙上的钟，才发现800米长跑即将开始了。
Time passed quickly. In a twinkling, the clock on the wall struck nine. We could not but say "Good-bye" to one another.
工夫过得很快。转瞬间，墙上的钟敲九点了。我们不得不互道再见。
Time passed quickly. In a twinkling, the clock on the wall struck nine. We could not but say "Good-bye" to one another.
茶会下午六点半开端。有冷饮和点心。我们又吃又谈又笑。我们觉得是世界上最高兴的人。时间过得很快。转眼间，墙上的钟敲九点了。我们不得不互道再见。
Time passed quickly. In a twinkling, the clock on the wall struck nine. We could not but say ―Good-bye‖ to one another.
茶会下午六点半开始。有冷饮和点心。我们又吃又谈又笑。我们觉得是世界上最快乐的人。时间过得很快。转瞬间，墙上的钟敲九点了。我们不得不互道再见。
I looked at the wall clock just in time to see its black minute hand shift to half-past.
我看了看墙上的钟，它黑色的分针刚好跳到两点半。
At the party, Cinderella danced with the prince all the time. Time passed quickly. All of a sudden, Cinderella caught sight of the clock on the wall.
舞会上，灰姑娘成了王子唯一选中的舞伴，灰姑娘与王子高兴地跳舞，旁人都很羡慕地看着他们，议论他们。
At the party, Cinderella danced with the prince all the time. Time passed quickly. All of a sudden, Cinderella caught sight of the clock on the wall.
舞会上，灰姑娘成了王子唯一选中的舞伴，灰姑娘与王子高兴地跳舞，旁人都很羡慕地看着他们，议论他们。
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