Like the theropods, these titans used air sacs to breathe and had light, hollow bones.

像兽脚亚目类恐龙一样，这些巨人使用气囊来呼吸，而且有很轻的中空骨骼。

I mean, do you remember how the air used to smell?

我说 你还记得以前的空气的味道吗？

Dinosaurs used air sacs to move air along their massive necks. Birds use air sacs to stay aloft for long periods.

恐龙利用气囊使空气在庞大的颈部流动。鸟类利用气囊保持长期高空飞行。

I used air to blow up all of these balloons around me, just like I'll use air to blow up this balloon.

我用空气吹掉了我周围所有的气球，就像我要用空气吹掉这个气球一样。

But this year, it was the military sector of the industry that stole the spotlight, as the air show was used to showcase the country's military might.

不过今年，军用行业抢尽风头，飞行表演展示了俄罗斯强大的军力。

And, when paleontologists scan fossils of some dinosaur bones, like vertebrae, they often find hollow spaces inside the bones where the air sacs used to sit.

而且， 当古生物学家扫描某些恐龙骨骼（如椎骨）的化石时，他们经常会在骨骼内部发现气囊所在的空腔。

Hu and climate scientist Zihang Han at Lanzhou University in China used air temperature and precipitation data from 1960 to 2020 to divide Central Asia into 11 climate types.

胡齐和中国兰州大学的气候学家韩子航利用1960年至2020年的气温和降水数据，将中亚地区划分为11种气候类型。