zhēng​zhào

omen

征兆 (徵兆) zhēng​zhào
omen noun
an omen or sign indicating that something is about to happen

This abnormal weather phenomenon is often a sign of a major earthquake.

Frequency

Movie subtitles
7.93 per million appears in 3% of films
Written text
3.16 per million

Sources

Definitions
CC-CEDICT