The water is usually naturally occurring groundwater that seeps down along fractures in the rock; less typically, the water is artificially introduced by being pumped down from the surface.
水通常是自然形成的地下水，沿着岩石的裂缝渗出；不那么典型的是，水是通过从地表抽水而人工引入的。
Air surrounds Earth and becomes thinner farther from the surface.
空气包围着地球。离地表越远，空气越稀薄。
I want to sink deeper and deeper, away from the surface, with its hard separate facts.
我希望深深地、更深地沉下去，离开表面，离开表面上的生硬的个别事实。
Do you think that it is possible to eradicate mosquitoes from the surface of the earth?
你认为彻底消灭地球表面的蚊子是可能的吗？
Raised eyebrow: Eyelash hairs growing from the surface of human skin... magnified 50 times.
直立的眉毛：眼睫毛在人类皮肤表面生长……放大50倍。
Arcs of charged particles rise from the surface and are drawn back down again in the magnetic field.
带点粒子弧从表面跃起，又被再次抛回到磁场中。
My mother was abducted from the surface in order to love me, but you never acquiesce to demands like that.
我的母亲被从水面上劫持下来照顾我，但是你永远不会默许那种需求。
But they didn't have to scoop a chunk of neutron degenerate matter from the surface of a real neutron star either.
但他们也并不需要从一颗真正的中子星表面挖来一块中子星简并物质。
In the sun's case, magnetic energy forces a flux rope tens of thousands of kilometers upward from the surface.
从太阳方面看，磁能迫使通量绳上升到地表数万米之上。
A painting of a total lunar eclipse viewed from the surface of the moon, as imagined by Lucien Rudax in the 1920s.
一幅从月球表面观看月全食的绘画，法国天文科普大师吕都(Lucien Rudaux)在20世纪20年代的想像画作。
The video was taken with a camera lowered down a narrow bore-hole from the surface, some 700m (2, 300ft) above.
该视频由一架透过地面（离矿底约700米（2300英尺）高）一狭窄钻孔下伸的摄像机拍摄而成。
We will go into three different kinds of orbits and the last of these will be about 200km in height from the surface.
探测器将要从三种不同的轨道对灶神星进行探测，其中第三个轨道距灶神星表面约200公里。
Being terrestrial creatures, humans got used to see and perceive the surroundings from the surface of the Planet.
作为陆地生物，人类习惯于观看和感知地表周围的事物。
These astronomical numbers were scary just from the surface but it was easy to understand to put them into context.
单看这些天文数字很吓人，但把他们放到 上下文(context) 中就容易理解了。
It is now just 70 metres from the surface and islanders are already trying to come up with a name for the new island.
现在它距离海平面只有区区70米，岛上居民已经试着给将要出现的小岛起名字了。
"We use a laser, and it's tuned to a specific frequency to remove the pigment from the surface of the iris," Homer says.
霍姆医生说，“我们用激光技术，把它调到特定的频率，去除虹膜表面的色素。”
Found as deep as 100 feet from the surface, the springs lie at the base of craters as large as 50 feet wide and 65 feet deep.
据发现，距离海水表面100英尺深处，在凹坑基部分布着泉眼，50英尺宽，65英尺深。
On Pandora the effect causes huge outcroppings of unobtanium to rip loose from the surface and float in the magnetic vortices.
在潘多拉星球上这种现象导致大块的Unobtanium从地表撕开并漂浮在磁极附近。
They are now receiving supplies including rehydration drinks, some solid food and anti-depressants through one of three bore holes from the surface.
现在食物从地面上的三个钻孔其中的一个输送给他们，有复水饮料，一些固体食物还有抗抑郁剂。
As they take off they pull up a thousand more birds from the surface of the lake with them, as if they were all but part of a reclining giant now rising.
他们呼啸着飞上天空，随之带动湖面上另外一千只野鸭一起腾飞，仿佛它们是躺着的巨人的一部分，现在起来了。
The transmission of an extracellular signal from the surface of the cell to the nucleus by a relay of protein-protein and protein-ligand interactions.
细胞外的信号通过蛋白与蛋白和蛋白与配体的作用由细胞表面传送到细胞核。
And because of their size and few predators, whales and other big Marine vertebrates can efficiently export carbon from the surface waters to the deep sea.
而且由于其体积大，鲜有天敌，鲸鱼和其它大型海洋脊椎动物可以有效地吸收海水表层的碳，将其输出到深海。
They stacked rocks with center holes (tube or doughnut shaped) from the surface to the deep stone layer as a guide for their drills (similar to today's guide tubes).
管状或中空管状的中心孔从地表到深石岩石层放满石头，以作为铁转的探头，作用类似今天的导管。
This won't affect climate tomorrow, but what our results tell you is that carbon from the surface can go all the way into the lower mantle, which may be a long-term sink for carbon.
这不会对明天的天气产生影响，但我们所得的结果告诉你来自地表的碳元素总是能够进入到底层的地幔中，这可能是碳元素的长期下沉过程。
Imagine an elastic band stretched over the surface of an apple. The band can slowly shrink, moving as though it is slipping from the surface, until it becomes just a dot on the apple's skin.
试想一下，有一个橡皮圈箍在苹果的表面上，然后这个橡皮圈慢慢的收缩，就像从苹果表面上滑落一般的收缩，直到它变成了一个点。
But the company also confirmed that efforts to collect oil from the surface of the water had been temporarily placed on hold due to Hurricane Alex, which is currently passing through the region.
英国石油公司同时确认因飓风“Alex”目前正要刮过该区域，从海面收集漏油的工作只能暂时停止。
Then they brought the sample back to room temperature and exposed it to an X-ray beam from the facility while using a CCD detector to record the X-rays reflected from the surface of the sample.
然后他们将样品重置于室温状态，并使其接受X射线照射，同时使用CCD检测器来记录从样品表面反射回的X射线。
In the case of a civil aircraft lighter than air, the expression in flight relates to the period from the moment when it becomes detached from the surface until it becomes again attached thereto.
就轻于空气的民用航空器而言，飞行中是指自其离开地面时起至其重新着地时止。
In the case of a civil aircraft lighter than air, the expression in flight relates to the period from the moment when it becomes detached from the surface until it becomes again attached thereto.
就轻于空气的民用航空器而言，飞行中是指自其离开地面时起至其重新着地时止。
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