How did ancient civilizations keep track of time?
古代文明是如何记录时间？
It's difficult for him to keep track of time since he has no watch.
让他说出确切的时间是困难的，因为他没有手表。
Joe can't keep track of time and he's often late for important meetings.
乔不能掌握时间，重要的会议他总是迟到。
Don't forget to pack something to let you keep track of time, like a watch.
不要忘了准备计时工具，例如手表。
For each user account, I keep track of time used, along with other information.
对于每个用户帐户，我跟踪使用的时间，以及其他信息。
This app will help you keep track of time by displaying a running countdown timer.
这个程序将帮助您跟踪时间由显示正在运行的倒数计时器。
In the Timesheets view in Figure 17, Rene can keep track of time spent on various project tasks.
图17所示的工时单视图中，Rene可以跟踪各种不同项目任务所花费的时间。
Teachers will keep track of time while you can practice how to make small talk with people you've just met.
老师们会掌控时间，你将会有机会练习如何与你刚认识的人进行简短对话。
Our brains use the world around us to keep track of time, and the more there is going on, the slower time feels.
大脑利用外界的事物来追寻时间的踪迹，外界事情越多，感觉时间过得更慢。
Have you ever missed an appointment, left your pizza in the oven for too long or forgot other things because you couldn't keep track of time?
你曾经错过了约会？离开你太久忘了比萨饼在烤箱？或忘记其他事情因为你无法跟踪的时间？
Its phases were used to keep track of time( Chinese and Jews still use lunar calendars), and it is an important part of the mythology of many cultures.
月相被用来记录时间（国人与尤太人至今仍使用阴历）在许多文化中它也是神话的重要的一部分。
Freckle just makes you want to keep track of your time.
Freckle只是确保你可以记录自己的时间。
Keep track of how often you have palpitations, when they occur, their duration, your heart rate when you experience them, and how you felt at the time.
保存出现心悸时间的记录，当发生时，记录持续的长短，当时的心跳频率，以及自己的感觉。
To help keep track of the amount of work still open until the story is completed, Time Remaining should be recorded for each task that people worked on each day.
为了帮助追踪直到事例完成时仍然未尽的工作量，应该在每一天为每一项任务重新记录剩余的时间。
This is the start page I used for a long time, to help me keep track of short term tasks as I was browsing/researching.
当我使用这个开始页面的时候可以帮助我一直专注于我自己浏览或者搜索互联网的小任务。
Doing so will help keep the discussion on track and minimize the chances of wasting participants' valuable time.
这样能够让讨论紧扣主题，并尽可能少浪费与会者的宝贵时间。
For a few days in a row, keep track of where all your time is going.
记得连续几天记录一下自己的时间分配，看看自己的时间都用哪去了。
For decades, neuroscientists have theorized that the brain "time stamps" events as they happen, allowing us to keep track of where we are in time and when past events occurred.
数十年来，神经学科的科学家在理论上推测人类的大脑中有一部分细胞可以为在大脑中为我们日常发生的事件打上“时间标签”，这样我们可以及时回想起过去发生事情的时间。
Whether we realize it or not, our mobile phones are able to keep track of our every movement-everywhere we go; how fast we move; what time we wake.
不管我们有没有认识到，我们的手机的确能够随时确定我们的行踪：我们去了哪？我们移动速度？
Sometimes they drove to the grounds of rich men, whose properties were so large that they could not keep track of cars that parked in dark corners for half an hour at a time.
有时候他们开车到有钱人的园地里做，那地方太大了园丁们根本管不过来那些把车停半个小时就走的人。
You need to be accountable to yourself, so keep track of how much time you really spend on the things that are important to you by tracking your time.
你也应该对自己解释清楚，所以记录下你真正花了多少时间在某件重要事情上。
Time is a tough thing to keep track of. Sometimes it zooms, other times it drags.
时间是一种很难捉摸的东西：有时候，人们感到它被缩短了；有时候，人们则感觉它被延长了。
One of the most common requirements by business leaders in the healthcare industry is the ability to keep track of the number of transactions over a period of time.
卫生保健行业中商业领导们最常见的需求之一就是能够了解较长时间内的业务动态。
It’s easy to use and can be a great way to keep track of information you want to read but just don’t have the time to.
它简便易用，不失为一种记录你想读却暂时没有时间的信息的好方法。
With an agent running all the time the user is online, it's easy to keep track of the time that the user has spent online.
用户在线时始终运行代理，这样很易于了解用户的在线时长。
Their washable RFIDs don’t just reduce theft, they say, but also help them keep track of their linens in real time so they know when they need to order more.
他们生产的洗涤标签不仅能防止这些亚麻织品被盗，还能实时追踪以便更好的管理。
Their washable RFIDs don’t just reduce theft, they say, but also help them keep track of their linens in real time so they know when they need to order more.
他们生产的洗涤标签不仅能防止这些亚麻织品被盗，还能实时追踪以便更好的管理。
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