The time expression is not obligatory .
不一定要有表示时间的词语。
The hosting process executes this code during design time expression evaluation.
宿主进程在设计时表达式计算期间执行此代码。
The ending time value must be later than the starting time for the Log Time expression.
日志时间表达式中的结束时间值必须晚于开始时间。
Time expression has quite a lot of useful applications within natural language processing.
时间表达式在自然语言处理领域有着非常广泛的应用。
This paper proposes a new method for recognizing Chinese time expression based on the heuristic error-driven learning.
本文提出了一种基于启发式错误驱动学习的中文时间表达式识别的新方法。
As a concrete example, the optimal time expression of the elastic vibration system has been derived for the first time.
作为实例，第一次导出了弹性振动系统最优时间的明显的表达式。
There are two main technologies in time expression recognition:sequence labeling method based on machine learning theory and rule-based method.
时间表达式识别技术主要分为两类：基于机器学习的序列标注方法和基于规则的方法。
Besides temporal nouns, temporal adverbs and words indicating tenses, there are many temporal phrases in the time expression system of the Chinese language.
汉语的时间表达系统中除了有时间名词、时间副词、表时态词语，还存在大量的时间短语。
In this dissertation, it will focus on time expression recognition, which is one of the most important directions within named entity recognition research area.
本文所研究的时间表达式识别，就是命名实体识别领域一项基础而重要的任务。
By using a double channel model and discussing its application in movie industry, an optimal time expression for entering sequential distribution channel is obtained.
通过建立一个双渠道模型，结合电影业，得出转入连续分销渠道最优时间的表达式。
Combining the data of gas puff Z pinch experiments on Qiangguang I generator, the expression of the line mass is obtained using the implosion time expression which is deduced from snow-plow model.
利用由雪耙模型导出的Z箍缩聚爆时间表达式，并结合“强光一号”Z箍缩实验结果，修正了由一维等熵气体动力学得到的喷嘴气流线质量表达式。
At a time of limited means of expression, snow was like free art supplies dropped from the sky.
在表达方式有限的时代，雪就像从天而降的自由艺术品。
In 1992, when Time Warner was under fire for releasing Ice-T's violent rap song Cop Killer, Levin described rap as a lawful expression of street culture, which deserves an outlet.
1992年公司因出品 Ice-T 乐队暴力的说唱歌曲《警察杀手》后倍受谴责时，列文却将说唱音乐描述为街头文化的合法表达方式，并说它应该有自己的宣泄途径。
The expression of the interarrival time distribution of RSPP is derived.
推导了 RSPP到达间隔时间分布的表达式。
Think back to when you had time for creative expression.
回想到你曾有时间进行创造性表达的时候。
So if we wanna know the rate of change of neutrons as a function of time we will write this expression.
所以，当我们想要知道中子的变动率，那是时间方程，我们会写下这个表达式。
So when my wife remembers my smirk as cynicism, she is right: her explanation of the expression at the time biased her perception of it.
因此当我老婆从我的傻笑中看作是玩世不恭时，她是对的。她对这个表情的诠释令她对此的认知产生了偏见。
The profile (Figure 15) also shows that quite a lot of time is being spent in regular expression processing, so you should also cache the parsing results.
这个概要（见图15）还显示，相当多的时间花费在正则表达式的处理上，因此，您还应该缓存解析结果。
Your expression keeps changing all the time.
你的表情时时都在变化。
To prove his point, he took a series of portraits, using the same model's facial expression and the same lighting - but each time changing the lens.
为了证明他的观点，他利用相同的照明条件，为一位模特的同一面部表情拍摄了一组肖像照，但是每照一张就更换一种镜头。
Read the infix expression from left to right, one character at a time.
从左到右读入中缀表达式，每次一个字符。
They asked the participants to look for a particular sort of expression, and measured the amount of time it took them to find it.
他们向参与者提问某张图片代表的是什么表情，并记录下参与者们观察出来所需的时间。
That was in stark contrast to the other five sorts of expression, which took more time to find when they had to be sorted from a larger group.
这与其它五种表情形成了鲜明的对比，他们需要更多的时间从更多张的组别中才能辨别出来。
Having one child at a time is the ultimate expression of quality.
一次生一个孩子是追求质量的最高表现。
Navigate to the link to the following article - How to use regular expression to search better and save time?
浏览下面这篇文章——如何使用正则表达式优化查询并节约时间？
While using static assertions, always remember that the expression being checked must be evaluable at compile time.
一定要记住，在使用静态断言时，检查的表达式在编译时必须是可计算的。
This is also probably the first time that your supervisor has seen the formal expression of concepts that may have been approved previously in an informal manner.
这也许是第一次你的导师看到关于这些概念的正式表达，这些理论以前也许用非正式的形式证实过。
The best use of life is love. The best expression of love is time.
爱是人生最好的应用，最能表达爱的方法是付出时间，去爱最好的时刻就是现在。
For example, in the relationship expression between the time dimension and the fake fact, a filter can be applied to reduce the records from the time dimension to just a few days.
例如，在时间维度和伪事实的关系表达式中，可以使用过滤来将时间维度缩小到几天之内。
This saves you the trouble of having to re-type the regular expression every time.
这样您就不必每次都要重新键入正则表达式。
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