白
堊
紀
白
堊
紀
Definitions3 charactersCretaceous (geological 140-65m ago)
Usage•••frequent
Pronunciations
白
堊
紀
As word
1Cretaceous (geological period 140-65m years ago)
2Cretaceous (geological period 140-65m years ago)
3Cretaceous (geological period 140-65m years ago)
