单词：light-emitting material
单词：light-emitting material 相关文章
[00:03.89]You will hear three pieces of recorded material. [00:08.75]Before listening to each one, [00:12.90]you will have time to read the questions related to it. [00:17.55]While listening, [00:20.72]answer each question by choosing A, B, C or D. [
最新版英语听力教程
Poland unveiled a gorgeous, glowing bike path in the Mazury region to help nighttime cyclists get from A to B. 波兰马祖里地区近日建成一条精美绝伦、闪闪发光的自行车道，以帮助夜间骑行者从甲地骑到乙地。 The 10
英语新闻
MR CAVORS FLYING MACHINE When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon. As it had neither wings nor an engine, I was amazed and asked him how his machine could fly. The secret lay in
人教高中英语高二
[00:03.81]bottom line :结余；结算 [00:05.82]bundle :n.搭售商品 [00:07.49]convention :n.(专业)展览会 [00:09.37]demonstration :n.展示 [00:11.46]entrance :n.入口 [00:13.29]go with :选择；决定采用 [00:15.17]high traffic :a.高流量
商务英语分类核心1000词汇
-It's an amazing technology, and the trick to it is really creating a material that can bend light waves. In this case it's infrared waves. So we can't actually see them, that's next. -Well,let's see, I think we got a graphic here that describes how
万花筒2010年
Mr Cavors Flying Machine When I first met Mr Cavor, he was about to finish building the machine in which he planned to travel to the moon．As it had neither wings nor an engine，I was amazed and asked him how his machine could fly．The secret lay
高中英语听力人教版第二册
High-Tech Material Cools Buildings, Sends Heat Into Space 高新技术材料给建筑降温,将热量送入太空 Researchers at Stanford University have developed a new material that can move heat out of buildings and into space. The researchers say
2014年VOA慢速英语(十二)月
Restaurant Newsletter Has Global Reach People who are grabbing coffee or a meal at a restaurant are sure to have some time on their hands while they wait to place their orders and receive their food. All the while, they often wish they had something
VOA标准英语2011年(七月)
Graphene Called Amazing, Versatile Material of the Future 前景光明的多功能材料石墨烯 In 2004, two scientists at the University of Manchester in England isolated a carbon-based material called graphene, with some unusual properties. Andre
VOA标准英语2014年(二月)
Scientists Create Blackest Material Ever Of all the black things in the universe only the infamous black holes are so black that not even a tiny amount of light can bounce back. But scientists have managed to create material almost as black, and it h
VOA标准英语2014年(七月)
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得 10 到 30 积分的奖励 ! Thank you ！
2015年Scientific American(六)月
The glowing region is the accretion disc, star debris falling inward, would turn round in the maelstrom heated by frictions to such high temperatures that it glows white hot. So at the center of our galaxy, we do have a black hole. We now know that t
自然百科2011年
THE ocean is dark and full of terrors, and the black dragonfish is the darkest of them all. 海洋中充满黑暗与恐惧，黑色的深海龙鱼是其中最黑暗的生物。 Its surface, new measurements reveal, is as black as the blackest materia
经济学人科技系列
Clare counts. I race around picking underwear and socks from the floor, collecting spoons and coffee cups from various horizontal surfaces and chucking them into the kitchen sink. As she says Nine hundred and sixty-seven, I remove the tie from her ey
时间旅行者的妻子
最近有科学家正在研发一种全新的电子纸技术，这种电子纸其实就是一种超薄的柔性显示屏，具有很高的能效性，并且在阳光直射或明亮环境中也可以清晰地显示出内容。这种柔性显示屏的厚
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Lesson 32 Only A Cork 第32课 一块软木 Corks are so cheap and so common, that every child who reads this Lesson can get a cork to handle and to look at. Let us try with a pen-holder to keep a cork down at the bottom of a glass of water. It is ve
英国学生科学读本
The APP, 'zenkr', allows students to participate in class, not through a show of hands, but by communicating through their smartphones. Users scan a QR code projected on screens with their smartphones or other devices and then answer questions. The r
英语新闻
A scare in Japan over beef contaminated with radioactivity spread on Sunday, with more areas of the country reporting tainted meat. Japanese media say meat from 132 cattle that ate straw contaminated with extremely high levels of radioactive cesium h
英语新闻
雾霾 haze; 烟雾 smog; 空气污染指数 air pollution index; 橙色预警 orange alert; 悬浮颗粒物 airborne particulate matter; 可吸入颗粒物 inhalable particle; 有毒物质 toxic substance; 空气质量检测 air quality monitoring; 实
雅思英语