bù​rán HSK4

otherwise

不然 bù​rán
otherwise conjunction
or else; if not the case

Hurry up, or we'll be late.

how about conjunction
used to propose an alternative or suggestion

Alternatively, how about we eat first and then go to the movie?

not so expression
not the case; not like that

Actually, that's not the case; things are not as you imagined.

Frequency

Movie subtitles
79.3 per million appears in 28% of films
Written text
35.0 per million

Details

HSK 2.0
Level 5
HSK 3.0
Level 4

Sources

Definitions
CC-CEDICT