This is one of the reasons why some males birds have exotic plumes, why elk carry hefty antlers , and why male fiddler crabs have such large claws.
这就是为什么一些雄鸟长着充满异国情调的羽毛，为什么麋鹿拥有巨大的鹿角，为什么雄性招潮蟹有这么大的爪子的原因之一。
Most volcanoes that occur in the interiors of plates are believed to be produced by mantle plumes, columns of molten rock that rise from deep within the mantle.
人们认为，大多数发生在板块内部的火山爆发都是由地幔柱造成的，地幔柱是指从地幔深处涌出的熔岩柱体。
The plumes apparently originate at great depths, perhaps as deep as the boundary between the core and the mantle, and many have been active for a very long time.
这些地幔柱显然起源于很深的地方，可能深至地核和地幔之间的边界，而且许多都已经活跃了很长时间。
Wind frequently pushes dust plumes seaward along the Namibian Coast.
大风频繁的沿着纳米比亚海岸把沙尘吹向大海方向。
What the plumes lacked in strength, however, they made up for in number.
尽管近鸟龙的羽毛缺少强度，但是它们通过数量来弥补。
These plumes then mix with other, more distant gas, and heat it up as well.
这些羽状物于是和更远的气体混合起来，同样也给它们加热。
Carbon monoxide is a good tracer for moving smoke plumes, even across large distances.
一氧化碳可以用来追踪烟尘羽的移动情况，即使经过遥远的距离。
When hungry lambs called out to their mothers their breaths puffed out in misty 6 plumes.
饥肠辘辘的羊羔朝着它们的母亲叫唤，它们呼出的空气化成雾蒙蒙的缕缕青烟。
It is easier to test for low oxygen levels than to find the oil plumes far below the surface.
相比于监测深海的油柱，监测低氧区就简单多了。
PASS by a chemical plant, and the plumes billowing from its smokestacks may get you thinking.
当你走过一家化工厂时，烟囱中冒出的滚滚浓烟可能引发你的思考。
Some of IO's eruptions are violent enough to hurl giant plumes of gas and dust 500 kilometres into space.
伊奥的有些火山喷发激烈到甚至足以将大量气体和火山灰推到500公里开外的太空中。
Volcanic plumes would also have triggered powerful discharges of lightning from the skies, as they do today.
柱状的火山灰也会引起天空中闪电的发生，就像今天一样。
Multiple dust plumes blow off the coast toward the ocean, most or all of them probably arising from streambeds.
多股沙尘被从海岸吹向大海，它们之中的大部分或者说全部可能都来自河床。
Spring on Mars sees plumes of carbon dioxide vaporizing from solid blocks of dry ice as they warm up in the sunlight.
每年春季，火星表面的干冰(固体二氧化碳)在阳光照射下，会由固态升华为气态。
As of April 19, the ash plumes were reported to be getting smaller, but they were still creating havoc with air travel in Europe.
4月19日，有报告说火山灰烟羽正逐渐减小，但是这仍将给欧洲航空旅行业带来巨大的破坏。
The NOAA is monitoring these zones; it is easier to test for low oxygen levels than to find the oil plumes far below the surface.
NOAA 正在监测这些区域，比起寻找表面下油雾，测试低氧水平相对容易。
Activity resumed in December, including more plumes of ash and steam, sulfur dioxide emissions, and low-level earthquake activity.
12月，亚伊马火山又重新活跃起来，更多的火山灰、蒸汽、二氧化硫喷涌出来，微小地震活动时常发生。
The practical reason for understanding the electrical nature of ash plumes is that they can interfere with aircraft radio communication.
进行此类研究的实际原因在于火山灰带电性将对飞机无线电通讯造成干扰。
At 3:36pm the Fukushima Dai-ichi (number one) building exploded following reported tremors, billowing plumes of smoke into the atmosphere.
下午3时36分，福岛一号(Dai -ichi)反应堆在报告检测到震动后发生爆炸，滚滚浓烟直冲天际。
Many oceanographic surveys have already discovered plumes of methane rising from the ocean floor, particularly in the Arctic, Elliott notes.
埃利奥特提示说，多次海洋调查均已发现一缕缕甲烷从海底不断涌上，特别是在北极。
First discovered in Cassini images from 2005, the plumes are strong evidence that liquid water exists near the surface of surprisingly active Enceladus.
最早是在2005年卡西尼所拍摄的照片中发现的，这些缕缕水气是非常有力的证据，说明在这颗惊人地活跃的土卫二的表面附近存在液态水。
Phytoplankton require nutrients to reproduce, and phytoplankton blooms are often tied to events that bring nutrients to the ocean surface, such as dust plumes.
浮游植物需要养分进行繁殖，而藻华的出现往往与给洋面带来营养物质的事件相联系，譬如灰尘羽流。
The photo-like true-color image acquired a few hours later shows plumes of sediment washed into the ocean along the coast and a dark plume of smoke near Sendai.
几个小时后拍摄的照片式真色彩图像显示出了海岸边被冲入大洋的沉积物，以及仙台附近的黑色烟流。
As they show spectacular plumes of smoke rocketing hundreds of metres into the sky, these stunning pictures give a unique perspective of the power and beauty of volcanoes.
壮观的火山灰柱直上百米冲入云霄- - -这些让我们瞠目结舌的图片为我们展现了火山的力量和美丽。
Nature has already shown that this concept can work, since volcanic eruptions that send sulphur-rich plumes into the stratosphere can temporarily alter the world’s climate.
（一些自然现象已经证实这一构想的正确，例如在火山喷发的时候，富含大量硫酸盐的烟流被送向平流层，从而暂时的改变全球气候）。
The south polar region of the 500 kilometer-diameter moon is illuminated, including plumes of water vapor and icy particles spraying above the long fissures in the moon's surface.
这颗直径 500 千米的卫星的南极区域被阳光照亮，可以看到在这颗卫星表面的长长的裂缝中，有着缕缕上升的水蒸气和冰晶。
Where the two rivers join is a large pool crowded with a hundred hippos, their piggy eyes on us, their nostrils blowing plumes of water in the setting sun as they twiddle their ears.
在两条河流汇集之处是一个大型的水塘，数百头河马聚集在这里，它们的小圆眼睛盯着我们并若无其事地摇动着耳朵，它们的鼻孔在落日余晖中吹起水柱。
Last week, the evidence for life on Mars received another boost, when scientists at Nasa reported enormous plumes of methane emanating from the planet's north during the summer months.
上周，又有发现一个火星上存在生命的证据。夏季的几个月里，NASA科学家发现了大量源自火星北部的甲烷气。
The trees near at hand tossed their black plumes in its passage; and I could see the thin distant spires of pine along the edge of the hill rock slightly to and fro against the golden east.
近处的树木摇曳着黑色的枝条，远处的山的边沿，松树细细的尖顶在朝着金色的东方轻轻的来回晃动。
The trees near at hand tossed their black plumes in its passage; and I could see the thin distant spires of pine along the edge of the hill rock slightly to and fro against the golden east.
近处的树木摇曳着黑色的枝条，远处的山的边沿，松树细细的尖顶在朝着金色的东方轻轻的来回晃动。
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