上个世纪的五、六十年代，像施乐复印机，文字处理机这样的新事物进入了美国的办公室，或许还有一样不太为人所知，那就是1952年有了第一个国际秘书日。
THE 1950s and ’60s brought many new things to American offices, including the Xerox machine, word processing and — perhaps less famously — the first National Secretaries Day, in 1952.
o Primeira de Mangueira)拉曾经是一个老式的社区桑巴学校，现在已经成为一个大的商业品牌，拥有5000名全职雇员，还有像施乐和巴西国家石油公司(Petrobra)这样大公司的支持。
o Primeira de Mangueira, once a quaint neighbourhood samba school, is now a large corporate brand, with 5,000 full-time employees and backers like Xerox and Petrobras.
20世纪80年代，施乐研究中心另一组科学家们提出一种更为颠覆传统的理念：个人计算机将像其前身大型计算机一样淘汰。
In the 1980s, another group of Xerox scientists proposed an even more radical idea: the personal computer was destined, like its predecessor the mainframe computer, for obsolescence.
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