旷
古
未
闻
k
u
à
n
g
g
ǔ
w
è
i
w
é
n
Definitions
1. never before in the whole of history (idiom)
2. unprecedented
Components
旷古
kuàng gǔ
–
since the dawn of time
未
wèi
–
not yet
闻
Wén
–
to smell