叶时代

二十世纪后半叶，风云变幻的时代没能阻碍法国思想界不断前进的步伐。

French intellectual circle kept stamping forward disregard of the changeable situations in the second half of 20th century .

而电视的发明则是后工业社会的一个标志性事件，以至于人们把二十世纪后半叶命名为电视时代。

And the invention of television is a symbolized incident in the post-industried society so that people named the second half of the 20th century as television era .

这款风扇据说是詹姆斯·戴森发明的，并命名为“气流倍增器”。就像可以飞行的喷气背包一样，无叶风扇被《时代周刊》评为“2009年度伟大发明”之一，同样它也不是世界上第一个无叶风扇。

The fan is reported to have been invented by James Dyson , who calls it the " Air Multiplier . " Just like the flying jetpack , it earned a spot in Time 's list of notable inventions of 2009 . And just like the jetpack , it was not the first of its kind .