In his latest study, this anatomical evidence allowed Trinkaus to date the origin of shoes to a period long before the oldest known shoe remains.
在他的最新研究中，这一解剖学的证据，使得Trinkaus将鞋的起源时间确定为一个比之前我们知道的更早得多的时期。
But the stand is a ecosystem with complicated structure and many related influence factors. Add to the long growth period long, it is difficult to carry out the proper management policy.
然而林分是一个结构复杂、影响因子多且相互关联的生态系统，其生长周期长，且对所实施的管理决策的容错性差，这些特点给合理的经营决策增大了难度。
Develop the human resources, strengthen human capacity building, has already become very a period of great strategic problems which must be solved in period long at present and in the future.
开发人力资源，加强人力资源能力建设，已成为当前和今后很长一段时期必须解决的重大战略问题。
Diabetes is caused by a group of metabolic disorders in which there are high blood sugar levels over a long period of time.
糖尿病是由一组代谢紊乱引起的，代谢紊乱后，血糖水平长期偏高。
Trackers, which are ongoing projects that look at trends or customer satisfaction over a long period of time.
一个正在进行的项目——“追踪者”，在研究很长一段时期内的趋势或客户满意度。
Smoking a lot of cigarettes can harm and even kill over a long period of time.
长期大量吸烟会危害身体健康，甚至导致死亡。
The pots were porous so that, although they could carry water in them, it wasn't possible to store it over a long period.
这些罐子有很多孔，因此，虽然它们可以携带水，但不能长期储存水。
Contemporary dance is coming onto the arts scene again after a long fallow period.
当代舞蹈经过一段长时期销声匿迹以后现在又回到了艺术舞台。
There followed a long period of confusion and muddle.
接下来是很长一段时间的困惑和混乱。
They had enormous stomach capacity, the ability to digest food over a long period, converting it to energy at a slower pace, saving it for later.
他们有巨大的胃容量，能够在长时间段消化食物，以较慢的速度将食物转化为能量，为以后储存。
In such studies, researchers would need to follow groups of children with and without music lessons over a long period of time—even if the assignments are not completely random.
在此类研究中，研究人员需要在很长一段时间内对上音乐课和未上音乐课的不同小组的儿童进行追踪——即使任务并不是完全随机的。
After a long period, alcoholism can deteriorate the liver, the brain and other parts of the body.
长期酗酒会损害肝脏、大脑和身体其他部位。
But this is the result of dedicated work over a long period, particularly from the officers in charge of community development.
但这是长期努力的结果，尤其要归功于负责社区发展的官员。
The empty shell of a snail or clam may be left behind, and if it is sufficiently durable and resistant to dissolution, it may remain basically unchanged for a long period of time.
蜗牛或蛤蜊的空壳可能会被留下来，如果足够持久和抗溶解，它可能会在很长一段时间内基本保持不变。
Oil or vinegar based salad can be stored for a long period of time without refrigeration.
含油或醋的沙拉可以储存很长一段时间，而且不需要冷藏。
For a long period of time and in many parts of the country, a traveler was a welcome break in an otherwise dull existence.
很长一段时间，在美国的许多地方，旅行者是一种受欢迎的打破沉闷生活的方式。
For a long period of time and in many parts of the country, a traveler was a welcome break in an otherwise dull existence.
很长一段时间，在美国的许多地方，旅行者是一种受欢迎的打破沉闷生活的方式。
Be sure to do some eye exercises to relax your eyes after you study for a long period of time.
在长时间学习后，一定要做眼保健操来放松眼睛。
Occasionally , a sequence of fossil-rich layers of rock permits a comprehensive look at one type of organism over a long period of time.
偶尔，一个富含化石的岩层序列可以让我们持续并全面地观察一种生物。
In fact, there is another type of friend—one that has not been with us for a long period of time, but fills our mind at some moment.
事实上，还有另一种朋友，他虽然很长一段时间没有和我们在一起，但却会在某个时刻充满我们的心灵。
The manager and the businessman talked for a long period of time, but when he was asked for advice, the businessman stopped for a while and then said, "I have no advice to give."
经理和商人谈了很长一段时间，但当商人被问及建议时，他停顿了一会儿，然后说：“我没有什么建议可以给你。”
The bar was formed by the mud and sand deposited here over a long period of time.
河里的泥沙淤积在这里，年深日久便成了沙洲。
Yet after a long period of increase, there are tentative signs that Britons are drinking less alcohol.
然而经过一段长时期的增长，似有迹象表明英国人喝酒减少了。
True confidence comes from the gradual accumulation of self-efficacy over a long period of successes.
真正的信心来自于一段长时间成功的“自我感觉良好”的逐步积累。
This date is the end of the Mayan long-count period but then, just as your calendar begins again on January 1, another long-count period begins for the Mayan calendar.
这个日期是玛雅人长计数周期的结束，但以后，就像你的日历1月1日重新开始，玛雅历法的另一个长期计数周期也会重新开始。
German workers are pushing for higher pay too, after a long period of wage restraint.
在长时间的工资控制之后，德国工人也正在努力要求更高的工资。
Who can manage to do such hard work consistently for long period of time without strong motivation?
如果没有激励，谁能持续地把自己如此长的时间奉献给一项如此艰苦的工作？
Who can manage to do such hard work consistently for long period of time without strong motivation?
如果没有激励，谁能持续地把自己如此长的时间奉献给一项如此艰苦的工作？
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