这些山丘是冰川作用形成的。
我们这些孩子对外部世界所能形成的认识是非常模糊的。
The notions we children were able to form of the great world beyond were exceedingly nebulous.
它们是在地中海盆地重新注满水后形成的。
They formed after the Mediterranean basin refilled with water.
难怪印度传说中魔鬼塔是由超自然力量形成的。
Small wonder that an Indian legend described Devils Tower as being formed by supernatural powers.
他突然想到，烟火也许可以有效地展现恒星是如何形成的。
It occurred to him that fireworks might provide an effective way of demonstrating how stars were formed.
相反，它们是盾状火山——由熔岩形成的宽而倾斜的滑梯。
Instead, they are shield volcanoes — volcanoes with broad, sloping slides formed by molten rock.
在这些地区有巨大的冰帽，是由过去5万年的降雪形成的。
In these regions there are vast ice-caps formed by snow that has fallen over the past 50,000 years.
相反，它们是盾状火山——由熔融岩石形成的宽而倾斜的滑坡。
Instead, they are shield volcanoes—volcanoes with broad, sloping slides formed by molten rock.
我们知道它是由1.5亿到3亿年前在某地固化的砂岩形成的。
We knew that it was formed from sandstone that solidified somewhere between 150 and 300 million years ago.
工具性联系是我们为了实现某种目标而与他人合作时形成的社会联系。
Instrumental ties are social links formed when we cooperate with other people to achieve some goal.
极地涡旋是冬季风形成的一个风系。
他的出现应该能填补过去几天中形成的权力空缺。
His presence should fill the power vacuum that has been developing over the past few days.
沃尔特在口袋里摸索，一个他以前抽烟时形成的习惯性动作。
当我到达时，穹顶和尖塔形成的泛着微光的空中轮廓线铭刻在我的记忆中。
As I arrived, the shimmering skyline of domes and minarets was imprinted on my memory.
过剩的降雪是冰川形成的必要条件。
这些产品并不是偶然形成的。
季节是由地轴的北端指向或远离太阳形成的。
The seasons are made by the northern end of the axis pointing towards or away from the sun.
卫星拍摄大气层的照片，那是天气形成的地方。
The satellites take pictures of the atmosphere, where the weather forms.
在风暴云中形成的带电粒子分散形成的结构像三明治。
The separation of charged particles that forms in a storm cloud has a sandwich-like structure.
对波浪的研究有助于科学家了解某些海滩是如何形成的。
The study of waves helps scientists know how certain beaches were formed.
车轮星系呈现出一个由大小两个星系碰撞而形成的光环。
The Cartwheel Galaxy shows a ring that is the result of a collision between a small and a large galaxy.
另一棘手的问题涉及在市场力量形成的同时控制通货膨胀。
Another thorny issue involves controlling inflation in the face of emerging market forces.
不管怎样，原理都是一样的：图像是通过清除污垢而形成的。
Either way, it's the same principle: the image is made by cleaning away the dirt.
木卫二的地下海洋缺乏光线，但这没有排除生命形成的可能性。
The lack of light in Europa's subsurface ocean doesn't automatically rule out life forming.
今天的火山是由地球形成早期被困在地球内部的气体所形成的。
Volcanoes today are the result of gases that were trapped in Earth's interior during the planet's early stages of formation.
其他岛屿是通过如火山作用的地质作用形成的，没有陆地生命。
The other islands, which emerged via geological processes such as volcanism, possessed no terrestrial life.
应用推荐