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。
This crisis might last for a long period of time.
此次危机可能会持续很长一段时间。
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。
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。
She returned to work after a long period of incapacity.
她病了很长一段时间之后回去工作了。
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。
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。
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 result of this experiment was not noticeable for a long period.
这个实验结果长期不显著。
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。
A seemingly long period of time.
一段似乎很长的时间。
Is the memory usage sustainable over a long period?
内存使用情况是否能长期维持？
And share prices did indeed suffer a long period of decline.
而之后的股价确实经历了一轮长期的下跌。
A long period of low rates has profound consequences for savers.
长期的低利率对储蓄者具有深远的影响。
The world is emerging from a long period of financial speculation.
经过长期的金融投机，这世界现在好像大梦初醒。
Those characters meant so much to me over such a long period of time.
在如此长的时间里，这些人物对我来说意味深长。
But it also spreads out the risk of pollution over a very long period.
但是这样一来也大大延长了可能造成污染的时间。
It's been a long period of excess, and the hangover could be long, as well.
放纵的时日太久了，后遗症同样也会延续很长时间。
After a long period of preparations, it is now the ripe time to sign the plan.
经过长时间准备，现在两国签署纲要的时机已成熟。
This is the only way to keep that motivation going over a long period of time.
这是唯一能让动机持续相当长一段时间的办法。
Gojko: Story CARDS aren't really intended to be kept for a long period of time.
Gojko：故事卡本意并不会长期保存。
This year, Jean-Claude Duvalier returned to Haiti after a long period in France.
今年，吉恩(Jean-Claude Duvalier)在法国待了很长一段时间后，返回海地。
And taking selenium over a long period of time could have toxic effects, they found.
他们还发现，长期食用硒可能会产生毒性效应。
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