Meaning of shàng kōng:
shàng kōng
上空
Noun
the skies above a certain place; (aviation) airspace
Wú rén jī zài chéng shì de shàng kōng fēi xíng.
无人机在城市的上空飞行。
The drone is flying over the city's airspace.
Adjective
(Tw) topless
Tā zhàn zài shāndǐng, liǎn cháozhe wúyín de shàngkōng.
她站在山顶,脸朝着无垠的上空。
She stood on the mountaintop, facing the vast sky.