This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(62) / 评论(0) 分类 Scientific American(十二)月

Turning Thoughts into Actions The World Cup final is about to begin. You want to turn on the TV and get to the right channel. So a small area of your brain calls the motor cortex processes and sends intricate electrical signals to your arm and hand,

发表于:2018-12-30 / 阅读(62) / 评论(0) 分类 英语流行话题阅读:语境识词4500

The World Cup final is about to begin. You want to turn on the TV and get to the right channel. So a small area of your brain called the motor cortex (运动皮层) processes and sends intricate electrical signals to your arm and hand, which allow yo

发表于:2019-01-02 / 阅读(93) / 评论(0) 分类 午后咖啡

When you're out shopping it can sometimes feel like you're always stuck at the end of the longest line. 外出购物,总免不了碰上排队这个老大难问题:长长的队伍似乎总排不完。 Shoppers know this age-old dilemma all to well

发表于:2019-02-06 / 阅读(28) / 评论(0) 分类 阅读空间

As CES, the biggest electronics trade show in the America kicks off this week in Las Vegas, US TV makers will be doing their best to convince consumers to press pause on HD television, and make room in their place for Ultra HD television. It's the la

发表于:2019-02-14 / 阅读(39) / 评论(0) 分类 英闻天下

As the old saying goes, necessity is the mother of invention. A tragic event in India the gang rape of a young woman led engineering students to develop a bra that can deliver a 3800kv electric shock to any would-be attacker. Manisha Mohan, from the

发表于:2019-02-21 / 阅读(41) / 评论(0) 分类 英语听力精选进阶版