美国1美分硬币正式停产：因铸造成本超面值 每枚高达3.69美分
"Coin Production" 相关文章
1美分硬币正式停产：因铸造成本超面值 每枚高达3.69美分
生产成本超面值，流通 230 多年的美国 1 美分硬币正式停产
The penny is no more. Good riddance.
The U.S. Mint ended production of the penny, citing cost savings and the coin’s fading relevance as its buying power—once enough for a snack or candy—has all but disappeared
Some fast-food chains are making a quiet change to bills as the penny disappears
