| 单词 | red metal |
| 释义 | > as lemmasred metal red metal n. (a) any of various alloys of copper having a reddish colour (now rare); (b) (a collective name for) copper and any of its alloys (also in plural). ΚΠ 1845 J. H. Parker Gloss. Terms Archit. (ed. 4) I. 239 The interesting effigy in Westminster abbey, of Will. de Valence, earl of Pembroke (1304), formed of oak, cased with copper, or red metal, enamelled and gilt. 1859 D. A. Wells Princ. & Applic. Chem. (ed. 5) xiii. 379 By varying the proportions..the varieties of brass known as ‘red metal’, ‘pinchbeck’, ‘Muntz’, or sheathing metal, etc., may be obtained. 1890 Cent. Dict. Red-metal, a name given to several metallic compounds, mostly alloys of copper, used in modern silverware. 1958 A. D. Merriman Dict. Metall. 279/2 Red metal, a name by which any kind of brass containing not less than 80% Cu is known. 1999 Econ. Times India (Nexis) 7 May In copper, brass slumped by Rs 50 to Rs 8,650 a quintal on selling pressure. However, other red metals remained steady. < as lemmas |
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