They knew the move had to be made quickly, however, since dawn was only four hours away.
他们知道自己必须尽快行动，因为离日出只剩下四个小时了。
Since the dawn of human history, human beings have been asking questions like "What is the real meaning of life".
从人类历史的开端开始，人类就一直在问“生命的真正意义是什么”这样的问题。
The economic importance of forests has been understood since the dawn of man—wood was the first fuel.
"森林的经济价值自从人类起源之初就已经被人们所认识——木材是最初的燃料。
I mean, since the dawn of man, people have been searching for the meaning of life and its creator, so what better way to do that than with a search engine?
就是说，自从人类出现，人们一直在探索生命的意义和它的创造者，因此在搜索引擎上来寻找答案，不失为一种好方法。
In cold climates, since the dawn of history, people have been killing animals and using their skin as clothing.
自历史黎明之际，寒冷的天气中，人们就开始猎杀动物，并用它们的毛皮做衣服。
It experts might think that Software Architecture is a mature discipline that exists since the dawn of computer programming.
IT专家们可能觉得软件架构是门成熟的学科，自从计算机编程出现以来就已经存在了。
They've been around since the dawn of radio and television in some form, and everyone likes them.
他们从广播刚刚兴起，电视还在摸索的时候就在我们身边了，每个人都喜欢他们。
It is this great film's boldest stroke to let her questions float over those fearful early images of an indifferent cosmos as if she had been asking them since the dawn of time.
将她的问题放在宇宙早期可怕的混沌画面中飘荡，好像她从创世的开始就一直在发问，这是这部优秀影片最大胆的技法。
But their Numbers have dwindled since the dawn of the 20th century, with unknown consequences for ocean ecosystems and the planet's carbon cycle.
但自20世纪初以来，它们的数量已逐渐减少，随之而来的是由此对海洋生态系统和全球碳循环产生的未知后果。
Loop unrolling has been an optimization technique since the dawn of computer programming.
循环展开从计算机编程诞生开始就已经成为一种优化技术了。
Since the dawn of mass media, newspapers, radio and television have all been used to inform and educate the public.
自从大众传媒诞生的那一刻起，报刊，广播和电视媒体就都被用来告知和教育公众。
Their experiments solved one of the great mysteries of biology, one scientists had wrestled with since the dawn of genetics.
他们的实验解决了生物学的一大谜团，这个谜团是科学家们自遗传学诞生以来一直竭力寻求解答的。
Since the dawn of personal computing, the mouse has served as the link between human and machine.
自从个人电脑诞生以后，鼠标就成为人与计算机的交互途径。
Since the dawn of humanity in Africa, drums have provided the pulse of our history. They continue to help us celebrate our common humanity.
自人类在非洲起步以来，鼓就成了我们历史的脉搏，至今仍在协助我们欢庆共同的人类。
People have created persuasive technologies since the dawn of invention.
人们早就创造出了劝服技术。
Since the dawn of electronic computers, there has been a clear division of labor between the four main functional parts of a computer.
自电子计算机诞生以来，就一直有人对计算机的4个主要功能部分进行明确的划分。
Conspiracy theories about wear-proof products (along with their close cousins, perpetual-motion machines) have existed since the dawn of industrial times.
在工业时代的早期，一些论证防磨损的产品（以及该类产品的“近亲”——永动机）的阴谋论就已经出现。
Since the dawn of agriculture more than 10 000 years ago mankind has had to deal with a resourceful and fearless enemy, Schistocerca gregaria, the desert locust.
自从一万多年前农业诞生以来，人类就一直在与源源不断和无所畏惧的敌人schistocercagregaria，即沙漠蝗虫打交道。
Vampires have haunted literature, art and folklore since the dawn of mankind.
自人类文明诞生之初，吸血鬼（vampire）就一直阴魂不散地出现在文学艺术作品和民间传说中。
Since tigers hunt mostly at dusk and dawn their stripes help them hide in the shadows of tall grasses.
因为老虎狩猎主要在黄昏和破晓，它们的斑纹帮助它们隐藏在高草的阴暗里。
Around for 16 years, since the dawn of digital type.
大约16年历史，数字式的曙光。
Since entering orbit, Dawn has taken more than 500 pictures, while refining its path and inching ever closer to the surface to get a better view.
自进入轨道后，“黎明号”已拍摄了500多张照片，并不断精调路径渐渐靠近灶神星以获得更好的拍摄角度。
"I have watched the dawn since my first days on the surface," he explained, throwing his thick forest-green cloak back over his shoulders.
“自从我来到地表世界的第一天开始我就注视着黎明，”他解释道，并且拉过他厚重的森林绿的斗篷盖住双肩。
Accompanied with this historical process, the rural areas have gone through the largest peasants' non-agricultural changes in scale since the dawn of human civilization.
与这个历史性进程相伴生，在中国农村地区发生着一场有史以来规模最浩大的农民非农化变迁。
Accompanied with this historical process, the rural areas have gone through the largest peasants' non-agricultural changes in scale since the dawn of human civilization.
与这个历史性进程相伴生，在中国农村地区发生着一场有史以来规模最浩大的农民非农化变迁。
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