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1·We need fresh air to keep healthy.

我们需要新鲜空气来保持健康。youdao

2·The air in the mountains is very clean.

山里的空气非常清新。youdao

3·Plants take in carbon dioxide and release oxygen into the air.

植物吸收二氧化碳并向空气中释放氧气。youdao

4·Let's open the windows to get some air in.

让我们打开窗户通通风。youdao

5·The hot air balloon soared high into the sky.

热气球高高地升入了天空。youdao

6·The birds are flying freely in the air.

鸟儿在空中自由地飞翔。youdao

7·He always has an air of confidence.

他总是一副自信的样子。youdao

8·The actress walked onto the stage with an air of elegance.

那位女演员优雅地走上舞台。youdao

9·The room has a stuffy air; we should ventilate it.

房间里空气闷，我们应该通通风。youdao

10·The air in the forest smells wonderful.

森林里的空气闻起来很棒。youdao

空气

1·He breathed in the frosty air.

他吸进冰冷的空气。《牛津词典》

2·The rain had freshened the air.

下雨使空气变得清新了。《牛津词典》

3·The air was circulated mechanically.

空气是用机械推动循环的。《柯林斯英汉双解大词典》

4·The sea air sharpened our appetites.

海上的空气增进了我们的食欲。《牛津词典》

5·I'm in need of some fresh air.

我很想呼吸一点新鲜空气。《牛津词典》

气

1·I need to put some air in my tyres.

我需要给我的轮胎打些气。《牛津词典》

2·He surfaced, gasping for air.

他浮出了水面，大口喘着气。《柯林斯英汉双解大词典》

3·He came to the surface of the water gasping for air.

他浮出水面急促地喘着气。《牛津词典》

4·We lay there: a huddle of bodies, gasping for air.

我们躺在那儿：挤作一团，大口地喘着气。《柯林斯英汉双解大词典》

5·He put too much air into the balloon and it burst.

他往气球中充得气太多，结果爆了。

大气

1·The exhibition tells us why we should do something to stop air pollution.

这个展览告诉我们为什么要采取行动阻止大气污染。

2·Scientists have known that air pollution can impair airways and blood vessels. The emerging surprise is what it might do to the brain.

科学家们已了解到大气污染会损伤气管和血管，其对脑部还可能造成影响的新消息令人震惊。

3·Uranus rules Aquarius and the element of this sign is air.

天王星主管水瓶座，而成为这个符号的元素是大气。

4·And while we continuously significantly pollute and exhaust our water, soil, and air resources, we still like to talk much about preserving, saving, and restoring natural riches.

一边我们在持续不断地大肆污染和消耗水、土壤和大气资源，另一边我们还是喜欢大谈保护、节约和恢复自然资源。

5·Britain also lags badly when it comes to reducing air pollution.

此外，英国在减少大气污染方面做得也很不够。

天空

1·A balloon can fly in the air because hot air rises.

气球能在天空飞是因为热空气会向上升。

2·It knifed through the spring air toward our plane.

它刀劈般穿过春天的天空接近我们的飞机。

3·It rises up through the clear, pure air beyond the glittering stars.

它升向晴朗的天空，一直升向那些闪耀着的星星！

4·Like land, sea and air, outer space has become an inseparable part of human life.

与陆地、海洋和天空一样，外空已成为人类生活不可分割的部分。

5·Yellowish air glow at Earth's geodesic boundary highlights the thin atmosphere secured by our home planet's gravity.

地线边缘微黄色的天空闪闪发亮，突出了被地球引力所俘获的稀薄大气。

通风

1·Dad carried the pot out and we opened doors and windows to air out the house.

爸爸把锅拿了出来，我们打开门窗给房子通通风。

2·When the weather was good, they'd bring the paintings, calligraphy and books outside to give them some fresh air because it was too humid inside, he said.

“好天气时，他们就将绘画、书法和书籍带到外面来通风，因为里面太潮湿了”，他说。

3·Do not let them touch each other. Be sure that air can reach the fish from all sides, including the top and bottom.

不要让它们相互接触，保证鱼的四周通风，包括上部和底部。

4·Three long glass air wells pierce through the first and second level of the building, flooding the interior with natural light as well as “blowing” air through it.

一个通风竖井穿过了一二层楼，可以为楼的内部提供自然的阳光与新鲜的空气。

5·Also, passing supply air through the floor void improves the cooling capacity of both ceiling and floor.

同样，通过地板间层空间提供通风可以同时提高地板和下层天花板的冷却能力。

神气

1·His dull eye brightened, and he lost some of his listening air.

他那呆滞的眼睛亮了起来，他那倾听的神气也消失了一些。

2·It's about your rowing, I suppose, said the Rat, with an innocent air.

“我猜，是关于你划船的事吧。”水鼠兰特装出一副无辜的神气说。

3·In the meantime she stared at them with a stern but peaceful air.

这时，她带着平静而粗野的神气望着他们。

4·Nothing; with that serious and sometimes severe air of little children, which is a mystery of their luminous innocence in the presence of our twilight of virtue.

什么也不望，什么也在望，用孩子们那副一本正经并且有时严肃的神气望着，那种神气正是他们光明的天真面对我们日益衰败的道德的一种神秘的表示。

5·She had the air of loving me.

看神气，她在爱我。

气派

1·The room had an air of luxury.

房间具有豪华的气派。《牛津词典》

2·He had a stalwart figure and walked with an air.

他身材魁梧，走起路来很有气派。《新英汉大辞典》

3·He was a tall, heavy looking young man of five and twenty. His air was grave and stately, and his manners were very formal.

他是个二十五岁的青年，高高的个儿，望上去很肥胖，他的气派端庄而堂皇，又很拘泥礼节。

4·Only the Sorbonne district still retains the venerable air of a famous institution.

只有索尔邦校区中，还保留一分古老名校的典雅气派。

5·She tried to cultivate an air of sophistication.

她竭力养成一种老于世故的气派。

样子

1·He assumed an air of concern.

他装出关心的样子。《牛津词典》

2·Everything depends on whether Mrs Clinton can translate her air of competence into reality.

关键要看希拉里能否将其精明能干的样子转化为现实。

3·He had not the air of owning a sou, but he does not consider money; he pays to Lagny, and he goes only as far as Chelles.

看他那样子，不见得有钱，可是花起钱来，却又不在乎，他付车费，付到拉尼，但只坐到谢尔。

4·Her air was not conciliating, nor was her manner of receiving them such as to make her visitors forget their inferior rank.

她的样子并不十分客气，接待宾客的态度也不能使宾客忘却自己身份的低微。

5·That's a pity! 'said Biddy, shaking her head with a sorrowful air.

“太令人遗憾了！”毕蒂答道，同时带着伤心的样子摇摇头。

晾干

1·Leave the trousers on the washing-line to air.

把裤子挂到晾衣绳上去晾干。

2·Oil-based and water-based ink drying or natural air is needed to reach the surface dry state.

油性与水性墨水都需要烘干或者自然晾干才能达到表面干燥的状态。

3·Lumber dry method has natural air and low temperature drying two kinds.

木材的干燥方法有自然晾干和低温烘干两种。

(1)in the air在空中；悬而未决；在流传中；不设防

(1)air conditioning空调；空气调节

(1)air pollution大气污染，空气污染

(1)by air乘飞机；通过航空途径

(1)air ticket机票

(1)fresh air新鲜空气