单词：intaglio gravure
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Conversation 2 A: Is there anything I can do for you, madam? A：能为您效劳吗，女士？ B: Yes, what are these little stone pieces for? B：这些小石块是看什么用的？ A: For seal-cutting. Look, they are Jixue stone, Shoushan stone,
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New York Museum Displays Iraqi Jewish History纽约博物馆显示伊拉克犹太历史 Hello and welcome back to the program designed tohelp you learn and improve your American English. ImJim Tedder in Washington. Today we are going tomake some mone
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US Money Factory Prints Distinctive Dollars American dollars are a popular currency both in the United States and around the world. Ensuring that the bills are distinctive and trustworthy is the job of the U.S. Department of the Treasury, a governmen
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