sandwich metal 上市 Deposited
Derogatory epithet for clad metal, especially nickel-clad, as in current federal dimes and quarters; the root image is of red meat (core) between two thin layers of white bread (cladding). Objections arose early because the coins are lightweight, have a slick, almost greasy feel, and on the ring text yield only a brief note--in all, three criteria resembling those of cast copies, abandoning anticounterfeiting test in use for over 2,000 years.
- Breen Encyclopedia