The practice of American coffee in today's coffee market

Some friends have questions about the practice of American coffee. Dilute a cup of Espresso with water. Is it American coffee? Uncle Dou's answer: it is indeed so. Let's first take a look at how American coffee appears and is named. American coffee was born after World War II, when the Americans ended the war in Europe, many troops came to southern Europe, they could not drink Espresso, so