xiǎn​shēng​zhòu

Phanerozoic

显生宙 顯生宙 xiǎn​shēng​zhòu
Phanerozoic
The current geological eon which began approximately 541 million years ago with the Cambrian period, characterized by the appearance of abundant animal and plant life

Frequency

Written text
0.023 per million

Cross-References

See

Antonym

Sources

Frequency data
BCC Corpus (BLCU)