大才小用 dà cái xiǎo yòng

DEFINITIONS

  1. lit. making little use of great talent
  2. to use a sledgehammer to crack a nut

CHARACTERS

大 dà big, great, vast, large, high
才 cái talent, ability; just, only
小 xiǎo small, tiny, insignificant
用 yòng use, employ, apply, operate; use