单词：mint coins
单词：mint coins 相关文章
President Obama`s administration says it`s more concerned with what`s in coins than who`s on them. The penny in your pocket might look like copper, but copper actually makes up less than 3 percent of a one-cent coin. And the main metal in nickels ain
CNN2012年(二)月
The penny is costing the government a pretty penny these days. In fact, the US government lost over 50 million dollars last year in penny production. The culprit is the cost of the metal in the penny. However, contrary to common belief, the penny is
轻松英文阅读
(WA) I was really glad when your club invited me to share my coin collection. It's been my passion since I collected my first Lincoln cent in 1971; that's the current penny with Abraham Lincoln's image. Just a little history before I start in on my
托福听力短文
It also boasts a hologram-like latent image that changes from a pound symbol to a 1 when the coin is tilted. 它还具有类似全像型的潜像，使得当硬币倾斜时会从英镑的符号变成1。 Then there is what the mint calls covert secur
经济学人财经系列
Metal detecting is a popular hobby in Britain, with clubs across the country. In the past year, detectorists, as they are called in Britain, have made big finds, valuable both in financial and archaeological terms. Jennifer Glasse | London 12 January
VOA标准英语2010年(一月)
What is your true calling? What is your dogma? What is your purpose? 你的原始动机是什么？你的信仰是什么？你的意图是又什么？ For me, that discovery came in 1994. When I interviewed a little girl who had decided to collect po
公众人物毕业演讲