apromote(促进)the trading and selling of goods.In the Middle Ages,merchants ants employed “town criers” to read public messages aloud to promote their goods.When printing was invented in the fifteenth century , pages of advertisements(ads)could be printed easily and were either hung in [...
aHe was able and invented a few kinds of new machines which 他能并且发明了的几新的机器 [translate] a中华人民共和国英文缩写 People's Republic of China English abbreviation [translate] a他的想法和你的一样 His idea and your dissimilarity [translate] a无论如何,如果不付诸努力,梦想永远只能是梦想...