| 词汇 | tarnish |
| 词根词缀 | 词源： tarnish (v.) 1598, from prp. stem of M.Fr. ternir "dull the luster or brightness of, make dim" (15c.), probably from O.Fr. adj. terne "dull, dark," from a Frank. source cognate with O.H.G. tarnjan "to conceal, hide," O.E. dyrnan "to hide, darken," from P.Gmc. *darnijaz, related to dark. Figurative sense is from 1697. The noun is recorded from 1713. |
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