释义 |
DictionarySeefretFretting
FrettingDecoration produced by cutting away the background of a pattern in stone or wood, leaving the rest as a grating.fretting
fret·ting (fret'ing), Abrasive polishing and wear of two metallic surfaces at their interface due to repetitive motion. [M.E., fr. O.E. fretan, to devour] fret·ting (fret'ing) Abrasive polishing and wear of two metallic surfaces at their interface due to repetitive motion. [M.E., fr. O.E. fretan, to devour] |