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This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Engineers are always plugging away to get better energy efficiency out of our products -- like cars that guzzle less gas or light bulbs that burn brighter on f
看似简简单单的办公室其实危机四伏。皮肤病专家们揭示,在我们的日常办公环境中,隐藏着许多加速皮肤衰老的岁月杀手。让人意想不到的是,电话座机、电脑屏幕、办公位置等很多因素都
1. Nobody knows when its birthday is 1. 没有人知道谷歌何时诞生的 The question of todays Doodle when is Googles birthday? isnt actually answerable. The company has six birthdays, at least, and has just decided to start celebrating it on 27
British revellers drink more alcohol than anyone else in Europe, a survey reveals。 The disturbing findings expose the massive failure of the introduction of 24-hour drinking five years ago。 Ministers predicted new relaxed licensing laws would cre
Larry和李华要开车去一个国家公园,他们先到加油站给汽车加油。李华今天会学到两个常用语,gas guzzler和tree hugger。 LL: I can't believe the price of gas these days! I am going to have to get rid of this gas guzzl