supererogatory
- adj. 额外的，多余的；职责以外的
英英释意
- 1. more than is needed, desired, or required;
- "trying to lose excess weight"
- "found some extra change lying on the dresser"
- "yet another book on heraldry might be thought redundant"
- "skills made redundant by technological advance"
- "sleeping in the spare room"
- "supernumerary ornamentation"
- "it was supererogatory of her to gloat"
- "delete superfluous (or unnecessary) words"
- "extra ribs as well as other supernumerary internal parts"
- "surplus cheese distributed to the needy"