天空中的乌云预示暴风雨即将来临。

The dark clouds in the sky meant that a storm was coming.

《牛津词典》

天空中的点点光亮就是星星。

The stars were points of light in the sky.

《牛津词典》

在大战期间伦敦受到来自空中的袭击。

During the great war London was attacked from the air.

《新英汉大辞典》

There's a second figure here standing ab extra, and that's the moon hovering overhead: "while over-head the Moon / sits Arbitress."

这里有第二个置身事外的角色，就是高高挂在空中的月亮：,“月亮高挂天心，像个公正的决断人“

耶鲁公开课 - 弥尔顿课程节选

Then he flung outward, feet first, with a swish, Kicking his way down through the air to the ground.

然后，纵身一跳，他两脚先伸出去，在空中乱踢乱舞，于是飕的一声，降落到地面。

耶鲁公开课 - 现代诗歌课程节选

We developed buddy systems so that people would have people to go with them on the trains, if they are taking buses, no one would go around by themselves there is just kind of anxiety to what might happen.

我们形成了结伴制度,让人们结伴搭乘火车，如果他们乘坐公车的话，没有人会单独出行,对可能发生意外的焦虑在空中弥漫。

普林斯顿公开课 - 人性课程节选