空气清新，天空碧蓝。
我对衢州的印象和我一直以来想的一样：绿色的乡村，阴雨的天空，潮湿的空气。
My impressions of Quzhou city were as I always thought: green countryside, rainy sky, wet air.
由于九月有晴朗的天空和新鲜的空气，这是一个很好的爬山时间。
As September has the clear sky and fresh air, it is a very good time to climb the mountain.
头顶上是低沉的天空，脚下是泥泞的地面，空气中弥漫着冬日的寒意。
There was a lowering sky overhead, sloppy ground under foot, and a winter chill in the air.
鸟儿、人们、蓝蓝的天空、漂浮的云彩、新鲜空气的气息，还有映照在你脸上的暖阳。
The birds, the people, the blueness of the sky, the clouds floating along, the smell of the fresh air, and the warmth of the sun on your cheeks.
春天，天空很蓝，云是白的，空气是新鲜的。
In spring, the sky is very blue, the cloud is white, and the air is fresh.
气球能在天空飞是因为热空气会向上升。
天空充满了空气吗？
所以我尽力凝视树木和变幻的天空，呼吸新鲜的、带青草香味的空气。
So I stare hard at the trees and the changing sky and I breathe fresh, grassy air.
汽车堵塞了十字路口和高速公路，排出的废气遮蔽了天空，空气中喇叭声不断。
Cars clog intersection and expressways. Their exhaust clouds the sky and the air is full of the sound of horns.
天吾看到了天空中的两个月亮，在父亲的床边空气蛹正在形成，他一点都没有惊讶。
Ever since he saw two moons in the sky and an air chrysalis materialising on his father's bed in the sanatorium, nothing surprised Tengo very much.
下飞机的时候，空气清澈些许，但是地平线还是在退缩，污染物就像一口大钟罩在新德里的天空。
The air clears a bit once you've deplaned, but the horizon still contracts, pollution closing off the New Delhi sky like a dome.
云层形成在圆柱形旋转气流循环的上升段，即空气抬升阶段；而沿气流循环的下降段(空气下沉)的天空依然晴朗。
Clouds form along the upward cycle in the cylinders, where air is rising, and skies remain clear along the downward cycle, where air is falling.
空气凉爽，充满了鸟儿的啁啾声，山顶上灰色的天空发出粉色的光亮。
The air was cool, and filled with the twittering of birds. Above the mountains the pale sky shone pink.
天空晴朗、空气清新凉爽。
天空乌云密布，花园里的桉树欢快地摇曳着，空气中弥漫着甜甜的湿土的气味。
The sky was adorned with rain clouds. The eucalyptus tree in the garden swayed with joy and the air was filled with the sweet smell of wet mud.
“这些微细颗粒物是影响可见度，让天空看起来雾茫茫的原因，”康奈尔空气质量专家威斯·特达说，“它也是最直接影响健康的因素。”
"The fine particulate matter is what affects visibility and makes it look like a horrible foggy day," said Cornell air quality expert Westerdahl. "it also is what most directly affects human health."
盖亚挑战这样的科学构架(scientific establishment)——那些专家嫉妒的统治狭小的专业领域——展现一个更为宏大的景象：世界时、是一个整体，海洋、天空(译者注：这里指的是空气)和生命相互转化。
Gaia challenges the scientific establishment-whose experts jealously rule narrow specialties-to see a bigger picture: the world as one system in which sea and sky and life transform one another.
我从来没有见到过被烟雾笼罩的白色天空，我的胸口因污染的空气而感觉疼痛，我感到呼吸困难。
I had never seen the sky white with smog before, and my chest hurt from the pollution, making it difficult to breathe.
同样，如果空气中尘埃比较多，或是空气中有很多其它大颗粒，那么那些较长的光波就会被过滤掉，于是天空就会是红色，太阳也会是红色。
Similarly, if it is dusty or there are a lot of other larger particles in the air, this will filter out larger wavelengths, resulting in a red sky and red sun.
然而，在春天空气中常常伴随着有各种的花粉，用以展示春天的气息。
However, with spring also comes the various kinds of pollen in the air that are necessary for spring to be spring.
当我儿子的足球砸中我的脸时，我可以从秋天空气的一丝暗示中知道。
I could tell there was a hint of autumn in the air when my son's football smashed me in the face.
沿着这个斜梯，露天空间可以吸收新鲜的空气实现自然通风。
Along the way, open air spaces draw in air for natural ventilation.
它是世界上最偏远的群岛之一，每天空气粉尘也难得一见。
It's one of the most remote archipelagos in the world and receives very little dust.
今天空气里灰尘很大。
这就是白天空气中臭氧难于消散的原因。
即使在夏天空气依然凛冽，一个商店卖的冰激淋是用附近山上的雪做成的。
The air was cold and crisp even in the summer, and shops sold ice-cream made with snow from the nearby mountains.
鸭式无尾翼布局具有高度机动性和优越的超音速性能，但亦具有先天空气动力上之不稳定性。
The tailless delta-canard configuration is inherently aerodynamically unstable, which provides a high level of agility, particularly at supersonic speeds.
计划的实施完全依赖于对未来几天空气质量的预测。
The implementation of the plan will rely on air quality forecasts during the next few days, he says.
计划的实施完全依赖于对未来几天空气质量的预测。
The implementation of the plan will rely on air quality forecasts during the next few days, he says.
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