zhē​tiān​bì​rì

blotting out sun

遮天蔽日 zhē​tiān​bì​rì
blotting out sun idiom
literally hiding the sky and covering the sun, often used to describe dense forests, thick clouds, or massive swarms of something.
overwhelming scale idiom
figuratively describing something of immense magnitude, power, or universal importance that dominates its surroundings.

Frequency

Movie subtitles
0.090 per million appears in 0% of films
Written text
0.348 per million

Sources

Definitions
CC-CEDICT