This I know, this I have learned in my life-time.
这是我穷极一生所领悟到的。
What does it matter in the course of a life-time if a father never tells a son what he really thinks of him?
即使一位父亲一辈子都不曾亲口告诉儿子自己对他的看法，那又如何？
Parents who smoke in the home can cause their child's arteries to show signs of clogging and hardening, dramatically raising their overall life-time risk of heart attack.
父母在家中吸烟可导致孩子的动脉表现出阻塞和硬化的迹象，并显著增加孩子一生中心脏病发作的风险。
The hydrogenation efficiency, selectivity and life-time of copper-based catalysts have been improved after the modification of the catalysts.
铜催化剂改良后，提高了加氢效率、选择性和使用寿命。
First of all, the paper will introduce the existing life-time model of data mining, the concepts of outlier and the algorithms for mining outliers.
本文首先简单回顾已有的数据挖掘生命周期模型以及异常点基本概念和挖掘算法。
Ground floor apartments are fully accessible life-time homes, featuring small private gardens and a carport.
底层公寓都是可进入的永久性住宅，主要以小型私人花园和车库为特征。
Presently, conventional energy and existing micropower, in volume, life-time, stability and the adaptation for environment, can't far reach the needs of MEMS.
目前常规能源和现有的微能源在体积、使用寿命、稳定性及对环境的适应能力方面远达不到微系统的需要。
What does it matter in the course of a life-time if a father never tells a son what he really thinksof him? But as I stood before Daniel, I knew that it does matter.
即使一位父亲一辈子都不曾亲口告诉儿子自己对他的看法，那又如何?然而，当我面对着丹尼尔，我知道到这非常重要。
To a culture which has come to take instantaneous communication for granted, as part of the very structure of civilized life, this "time barrier" may have a profound psychological impact.
对于一个将即时通讯视为文明生活结构一部分的文化来说，这种“时间障碍”可能会产生深远的心理影响。
Next, sharing the details of one's life requires trust, which takes time to build.
其次，分享自己生活的细节需要信任，而信任需要时间来建立。
To ensure a brilliant college life, you'd better spare time to visit campus, even if it may be costly.
为了确保美好的大学生活，你最好抽出时间来参观校园，尽管这可能会比较昂贵。
Thus, our picture of Venus at around the time life was getting started on earth is one of warm oceans, probably rich with organic molecules splashing around rocky shores and volcanic vents.
因此，在地球上生命开始的时候，我们所看到的金星是一片温暖的海洋，这片海洋可能富含在岩石海岸和火山口周围飞溅的有机分子。
We can never afford to take time off from work to enjoy the things in life that we really want to, because our bills are so high.
我们无法从工作中抽出时间去享受生活中我们真正想要的东西，因为我们的账单额太高了。
Over the course of time, we've become looser in applying the term "mental disorder" to the expectable aches and pains and sufferings of everyday life.
随着时间的推移，我们将“精神障碍”这一术语用于日常生活中可预期的疼痛、痛苦和折磨的界限愈加宽松了。
On the positive side, the fast pace of life requires people to enhance their working efficiency, which allows them to enjoy longer leisure time.
从好的方面来看，快速的生活要求人们提高工作效率，这让他们能够享受更长的休闲时间。
"When people have a mobile device and have even a little extra time, they will communicate with someone in their life," says Lee Rainie, Director of the Pew Internet and American Life Project.
“当人们有了移动设备，即使只有一点点额外的时间，他们也会和生活中的某个人交流。”皮尤研究中心和美国生活项目的主任LeeRainie说道。
In fact, she has no time for family life, since she gives her life to her job completely.
事实上，她没有时间来享受家庭生活，因为她把她的生活完全投入给了她的工作。
By simplifying your life in this way, you create time for your happiness, and you reduce the stress and chaos in your life.
通过这样一种方式简化你的生活，你就为幸福创造了时间，并且减少了生活中的压力和混乱。
Admittedly, the purpose of this was to protect her against the risk of desertion, but in reality its function in the social and family life of the time was much more important.
诚然，这样做的目的是为了保护她免受被遗弃的危险，但实际上，它在当时的社会和家庭生活中的作用要重要得多。
When you have done this, try to organize your life so that the time set aside for learning coincides with the time when your memory is at its best.
当你这样做的时候，试着规划你的生活以便留出学习的时间，这个时候也应是你的记忆最好的时候。
Basically, he found that he was doing nothing all the time, just worrying about things and complaining about his life.
基本上，他发现自己一直无所事事，只是在担心和抱怨自己的生活。
As the pace of modern life continues to quicken, the pressure seems to be on the increase all the time.
随着现代生活节奏的不断加快，压力似乎一直在增加。
For this critic, photography was linked with "the great industrial madness" of the time, which in his eyes exercised disastrous consequences on the spiritual qualities of life and art.
对这位评论家来说，摄影与当时“伟大的工业疯狂”联系在一起，在他看来，这对生活和艺术的精神品质造成了灾难性的后果。
Biased locking is derived from the observation that most locks are never accessed by more than one thread during their life time.
大多数锁，在它们的生命周期中，从来不会被多于一个线程所访问。
"This is a chance of a life time," I declared to my friend Stacy as I locked the door of my office and left the restaurant I managed.
“这可是我生命中的一次机遇，”我对斯泰西说。说着，我锁上办公室的门，离开了我经营多年的饭店。
The difference isn't much, about 25 billionths of a second over a 79 year life time, but it will have more practical applications in areas like global positioning systems and geophysics.
在一个人79年的生命中，可能才只有250亿分之一秒的差别。但是却可以应用于全球定位系统和地球物理学等领域中。
But it's important to remember that speeches are like anything else in life—there's always a first time.
但重要的是要记住，演讲就像生活中的其他事情一样，总有第一次。
How we look and how we appear to others probably worries us more when we are in our teens or early twenties than at any other time in our life.
我们在十几岁或二十岁出头的时候，可能比我们一生中任何时候都更担心我们的外表和我们在别人眼中的形象。
How we look and how we appear to others probably worries us more when we are in our teens or early twenties than at any other time in our life.
我们在十几岁或二十岁出头的时候，可能比我们一生中任何时候都更担心我们的外表和我们在别人眼中的形象。
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