标签：Signals 相关文章
It was a sunnyday. We went out to watch a sport meeting. Six students from our class were in the girl's relay race and won it. Lin Feialso won the girls' 50-metre race. We were all happy and said congratulations to her. We were very happy.
英语作文
It is a staggering 2,700 miles longer than the first Great Wall of the Emperor Qin. There is no wood, water or stone in the desert. But the Han managed to build a wall that has resisted 2,000 years of
万里长城
FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Faith Lapidus. BOB DOUGHTY: And I'm Bob Doughty. This week, we tell about the disease multiple sclerosis. (MUSIC) FAITH LAPIDUS: Multiple sclerosis is not easy to say. Those who
2010年慢速英语(二)月
很多同学最近一直和我抱怨，托福阅读中的推理题好难啊，很多题目的正确选项在文中都找不到，说好的忠于原文，说好的不用多想，不用为作者分忧解难呢?这时候我会偷笑，因为你们碰到的
商务英语词汇教程
很多同学最近一直和我抱怨，托福阅读中的推理题好难啊，很多题目的正确选项在文中都找不到，说好的忠于原文，说好的不用多想，不用为作者分忧解难呢?这时候我会偷笑，因为你们在托福
商务英语词汇教程
5. The brain finds it best to keep smell receptors available for unfamiliar and emergency signals such as the smell of smoke, which might indicate the danger of fire. 【分析】复合句。句子主干为 The brain finds it best to keep smell recep
考研英语长难句讲解
(WA-MM) Not long ago, some of you may have read about a team of mountain-climbing scientists who helped to recalculate the elevation of the highest mountain in the world: Mt. Everest. Of course, the elevation of Mt. Everest was determined many years
托福听力短文
On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera
2017年VOA慢速英语(一)月
Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions
2018年VOA慢速英语(九)月
Jan 24, 2003 Mizuho, the world's largest bank in terms of assets, expects to post a net loss of $16 billion, the largest ever 1) incurred by a Japanese company. The loss would be more than double last
VOA2003（上）-商业论坛
Multimode Optical Fiber(S) Multimode fibers, with much wider cores than single mode fibers, allow light to enter at various angles, and reflect (bounce off of) core-clad boundaries as electromagnetic
电信英语
B-Mac - This is a method of transmitting and scrambling television signals; the are time-multiplexed with a digital burst that contains digitized sound, video synchronizing, authorization, or informat
电信英语
[00:02.34]Let's see how sight and hearing work. [00:05.66]The areas of the brain related to controlling [00:08.25]sight and hearing could be compared [00:10.41]to film studios [00:11.82]which make a constant film [00:13.42]and soundtrack of what's ha
北师大版高中英语模块7(选修)
能被意念控制的假肢 Scientists and engineers are making substantial advances towards the ultimate goal in prosthetics creation of limbs that can be controlled by the wearers mind. Thanks to sophisticated sensors capable of picking up the brai
VOA标准英语2015年(十一月)
脑细胞再生助疾病治疗 Using powerful microscopes and imaging devices, Amina Qutub can observe brain cells in a glass container and the connections they make with each other. 通过超强显微镜和影像设备，阿米娜库特博能够在玻
VOA标准英语2016年(二月)
Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe
英语新闻
What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b
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