And,it used to be that twenty or thirty years ago you'd say nothing in France works, and everything works in the U.S, and now it's just the opposite,totally the opposite.
而在二十或三十年前,你会说法国一片混乱,而美国一切运行顺利,现在则恰恰相反,完全相反
Things like steel and polymers, or plastics, and ceramics, and of course computers which has progressed remarkably due to the work of engineers in your lifetime, until now you can carry around a cell phone, which would have been unthinkable even 30 years ago.
包括钢铁,聚合物,塑料,陶瓷,当然,计算机这个在你们的有生之年,已经取得令人瞩目的进展的发明,也得归功于工程师的工作,现在你们的手机能随身携带,而这在三十年前是不可想象的
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