标签:科学家 相关文章
Words and Their Stories: You Do Not Have to Be a Rocket Scientist 词汇典故:这没什么难的 Hello. I'm Phil Murray with WORDS AND THEIR STORIES, a program in Special English. 大家好,我是Phil Murray。今天由我给大家带来美国之音
Scientists Solve Mystery of Chameleon Eyes 科学家们解决变色龙眼睛的奥秘 Chameleons can move their eyes in different directions, and most scientists thought that meant that each eye worked independently from the other. Scientists in Isra
无人机帮助科学家们研究澳大利亚濒危的考拉 Koalas spend most of their lives in eucalyptus trees,whose leaves are their favorite food. Since the leaves are low on calories and nutritional content, koalas are not very active-they slee
Scientists Fear Non-Pest Insects are Declinin Butterflies are as beautiful as the flowers they feed on.But they appear to be less abundant than in years past and that has scientists worried.Because butterflies, bees and other beneficial bugs pollinat
科学家发明海底机器人圆梦儿时寻宝探险梦想 The underwater robot called Trident grew out of a 1970s magazine article about a treasure hunt. 这个名为Trident的水下机器人的设计理念源于20世纪70年代当时杂志刊登的
Bobby and his friends have their dreams. 波比和他的朋友们都有自己的梦想。 Bobby wants to be a scientist. 波比希望成为一名科学家。 He should study hard. 他应该更加努力学习。 He will read many books. 他要读很多书
This is AP News Minute. A gunman on the 32nd floor of a Las Vegas hotel casino rained heavy fire down on a crowd of over 22,000 at an outdoor country music festival Sunday night, turning the expanse into a killing ground, from which there was little
Scientists Getting Closer to Finding AIDS Cure 科学家治愈艾滋病的希望更大了 Scientists searching for a cure for AIDS say they have uncovered the basic chemistry of the HIV virus and that the most likely strategy for fighting the disease
Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th
'Metal Muscles' Flex a New Bionic Hand 德国科学家发明新的仿生手 Artificial limbs, including the most complex of them the human hand are getting more life-like and useful due to constant advances in tiny hydraulic, pneumatic and electric m
Why Stay in Bed? 早起的虫儿被鸟吃? Some people are night owls; some are early birds. You probably know which one you are, but did you know that there may be a biological reason why some people are out of bed at dawn while others prefer to b
Scientists Say Climate Change Is Real and Human-Caused 科学家称气候变化是人类活动所造成 From VOA Learning English, this is Science in the News. Im Katherine Cole. And Im Christopher Cruise. Today we tell about a United Nations report
Scientists Develop Eyetracking Wheelchair for Severely Disabled 科学家为残疾人开发眼睛追踪轮椅 WASHINGTON Scientists in London are working to develop a wheelchair that can be maneuvered simply by looking in the direction in which the u
Scientists: Save More Than Forests 科学家:拯救全球气候 不只是保护森林 Protecting the worlds forests is promoted as a way of reducing greenhouse gas emissions. Forests store a lot of carbon in both trees and soil, which helps mitigate
NASA Probing Secrets of Van Allen Radiation Belt 美国航天局探秘范艾伦辐射带 One of the first discoveries of the space age, made in 1958, was that the Earth is surrounded with a doughnut-shaped field of highly charged particles. It was na
Australian Scientists Confirm Existence of Element 117 澳大利亚科学家证实117号元素的存在 Most of the naturally-occurring elements have already been discovered, but that does not mean that new elements cannot be created - only that they
Scoop That Poop Actually, dog poop turns out to have a pretty big environmental impact. If you think that two in five household s in the U.S. have at least one dog and that about forty percent of Americans dont clean up after their pooches, well, all
CARL AZUZ, CNN 10 ANCHOR: A passionate debate is taking place worldwide over claims that genetically edited human children were recently born in China. I'm Carl Azuz. This is CNN 10. Here's how the debate got started. A Chinese scientist named He Jia
讲解 Todays key word is Scientist Scientist 科学家 Scientist is a person who is trained in a science and whose job involves doing scientific research or solving scientific problems. Lets learn the word in sentences: William spent his childhood d
Ocean Heat 海洋热量 Ya?l: I hear a lot about global warming, but how do scientists take the Earths temperature? Don: Great question. Most of the excess heat trapped by greenhouse gasses like carbon dioxide ends up in the oceans.Thats because the