BRUSH UP


Meaning of BRUSH UP in English

[brush up] vt (ca. 1600) 1: to improve or polish as if by brushing

2: to renew one's skill in "brush up your Spanish" ~ vi: to refresh one's memory: renew one's skill "brush up on math" -- brush.up n

Merriam-Webster English vocab.      Английский словарь Merriam Webster.