Blasts of cold air swept down from the mountains.
阵阵强冷气流从山上席卷下来。
To form a tornado, cold air must sit above warm and moist air, and the wind needs to go in different directions at different heights, creating shear forces.
形成龙卷风，寒冷的空气必须处在暖湿的空气上部，而风应该在不同高度向不同的方向运动，以此创造出剪切力。
This cold air current from the land is so forceful that it makes the nearby seas the stormiest in the world.
来自陆地的冷空气非常强大，它使附近的海洋成为世界上最狂暴的海洋。
Keith opened the window and leaned out into the cold air.
基斯打开窗户，探出身到冷风中。
Blasting cold air over it makes the water evaporate.
向它上面快速喷冷气可使水蒸发掉。
Since cold air sinks, and these spots are shaded, they are usually much cooler than the surrounding area.
由于冷空气下沉，这些斑点被遮蔽，它们通常比周围的地区要冷得多。
It's a phenomenon that occurs anywhere you have a large lake that doesn't freeze and have cold air flowing over it, mostly in the Northern Hemisphere Like the great lakes in the United States.
这种现象发生在不结冰的大湖泊附近，这些湖通常被冷空气包围着，并且它们大多数坐落在北半球，就像美国的五大湖一样。
Gravity pulls down cold air, and warm air rises.
重力令冷空气下沉，暖空气上升。
The cold air in the fridge stops the ripening process.
冰箱里的冷空气会阻止成熟过程。
The cold air masses are moving from Siberia towards Inner Mongolia.
冷空气正由西伯利亚向内蒙古移动。
Farmers are lighting fires at night to warm the cold air in a bid to prevent further damage from the ice.
农民们夜间用烧火的方法来加热周围寒冷的空气，以防止冰霜进一步破坏收成。
Moving to the entrance of the underground river, I took a quick break and embraced the cold air and mists encircling me.
前往地下河入口的途中，我快速的休整了一下，拥抱了环绕我的冷冷的空气和雾气。
These vertical beams of light are usually created in cold air by ice crystals falling from high clouds.
垂直的光柱通常是由高空云层里的冰晶掉到寒冷空气中所造成的。
But from both the northern and southern hemispheres, cold air is constantly pouring towards the equator in order to fill the vacuum thus produced.
这样，来自北半球和南半球的冷空气就会不断地涌入赤道附近，补充由于热空气上升造成的真空。
This cold air is now heated also and rises, while other cold air rushes in after.
冷空气到达热带后又被加热而上升，然后又有冷空气接着流入。
They were protected from the thin, cold air by the pressurized cabins of two Boeing 707s, and from the risk of collision by the prudent arrangement of the international air corridors.
两架波音707的密封舱将他们隔离在稀薄寒冷的空气之外，国际空中走廊的严格划分使他们免于相撞的危险。
Some wore headsets; others talked into phones; two balding men in brown suits jabbered in some clipped foreign tongue, hands poking the cold air.
有些人塞着耳机，有些人在打电话，两个穿着褐色套装的秃头男人飞翻着外国口音含糊不清地闲谈，在寒冷的空气中指指戳戳。
Mackerel sky is a kind of weather phenomenon which forecasts the upcoming cold air in autumn and winter.
鱼鳞天是一种天气现象，经常出现在秋冬季节，预示着冷空气的到来。
In addition, yawning when it is extremely cold may be maladaptive, as this may send unusually cold air to the brain, which may produce a thermal shock.
另外，在极度寒冷的时候打呵欠也许不大合适，因为这时通常会将冷空气送到大脑，从而使大脑发生热冲击。
The warm vapor from her breath cuts through the cold air and bounces off of the ground in front of her.
伴着她气息呼出的热气挤进冰冷的空气，跳跃在她面前的地上。
The small oblong of my face that is naked to the elements definitely registers the cold air, but on the whole, it feels fine; pleasant, even.
我脸上暴露在外的小小椭圆形肌肤肯定接触了冷空气，但总的来说感觉良好，甚至不无愉悦。
Stuck at an angle near a buried fire hydrant, they were pushing and spinning and getting nowhere, with the smell of burning rubber noxiously sharp in the cold air.
附近有一桩被大雪覆盖的消防栓，车子被卡住了，她们推、转都使过了，没有进展，凛冽的空气中却充斥着刺鼻的橡胶味。
Cold air and a warm and wet air current will affect most regions in Central and East China starting January 19, bringing rain or snow, the National Meteorological Center forecast.
据中央气象台预报，19日起，受冷空气和暖湿气流的共同影响，我国中东部大部地区将出现较大范围雨雪天气。
The chilled air enters the top of a rack through two vertical standpipes, which branch off into air wands -long, thin pipes lined with vents that release cold air.
这些冷却空气通过两根垂直管道进入到机柜的顶部，然后在分流进入那些空气杆，这些空气杆是有序的排列着冷气释放口的长长的薄薄的管道。
Indeed it is the widening of this cap of cold air that is the immediate cause of Africa's drought.
事实上，冷空气帽型正在膨胀加宽，直接导致了非洲地区的旱灾。
A layer of cold air remains near the ground as smoke and fumes pour into it.
当烟尘和微粒拜谢到空气中以后，有一层冷空气仍然在贴近地面。
Other triggers can include cold air, extreme emotional arousal such as anger or fear, and physical exercise.
其他诱因可能包括冷空气、愤怒或恐惧等极端情绪激发以及体育锻炼。
That means more cold air pooling in the valleys and more extreme temperature differences, which could disrupt the local ecosystem.
这就意味着有更多的冷空气聚集于山谷，温差将急剧增大，从而破坏当地的生态系统。
Plugging up the leaks that allow cold air to slip into your house—and drive up your heating bills—is an important first step in creating an energy-efficient home.
为防止冷风通过缝隙进入你的房子，从而增加你的暖气费，把那些漏风处都堵上吧。 这是让你的家变得节能的最重要的第一步。
In forced-air heating and cooling systems, ducts carry hot or cold air to different parts of home.
在强制热风和冷风系统中，通风管道将热空气的冷空气输送到家里不同的地方。
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