fān​yī​fān

to double

翻一番 fān//yī​fān
to double verb + particle
to double; to increase by 100%
to have a look through
to flip through, look through, or rummage through something briefly
to think over
to turn something over in one's mind; to think about something briefly

Frequency

Written text
2.01 per million

Sources

Frequency data
BCC Corpus (BLCU)