标签：生物角膜 相关文章
AS IT IS 2013-10-28 Chimpanzees May Recognize Emotions in Others 黑猩猩能识别其他生物的情绪 Hello there, and welcome to As It Is from VOA Learning English! Im Christopher Cruise in Washington. Today we have news -- a lot of news -- about
2013年VOA慢速英语(十)月
机器人要如何学会在崎岖地形上保持稳定，颠倒行走，在空中做出体操动作，以及撞墙却不伤及自身？罗伯特富尔展示了蟑螂身体的奇妙之处，以及它带给机器人工程师的启示。
TED公开课:重释机器
英语场景口语:看谁的话准 我并不是特别喜欢电视节目，尤其是弟弟在电视台做的节目。 【口语要素1】I dont care for his programs. 因为那都是些肥皂剧，纯搞笑，没有一点意义！可是弟弟却很喜欢
英语场景口语
台湾籍旅美老师今天交给我们的句子是： At the same time, I see much more about the flower than he sees. I could imagine the cells in there. The complicated actions, which also have a beauty. 同时，我也能比他更深入地看这朵
留美老师带你每日说英文
台湾籍旅美老师今天交给我们的句子是： But I know every rock and tree and creature has a life, has a spirit, has a name 但是我知道每一块岩石、每一棵树、每一种生物都是有生命的，都是有灵魂的，也都是由
留美老师带你每日说英文
Don: All right, Yael, you're a moth. And mating for you is a big deal because it takes eight or nine hours. So the last thing you want is for some predator to interrupt you and your mate in the act. Yael: I'm guessing that's true not just for moths.
初学者听力文摘精选
A new species of flying squirrel has been discovered in the jungles of Laos (map). When you hear of a new species being discoveredyou expect it to be small and hard to find. But as the name implies, the Laotian giant flying squirrel is not very tiny.
轻松英文阅读
So, having done these expeditions, and you know, really beginning to appreciate what was down there, such as at the deep ocean vents where we had these amazing amazing animals. They are basically aliens right here on Earth. They live in an environmen
名人励志英语演讲
One in eight people in the world do not get enough to eat. 世界上八分之一的人口没有足够的食物。 One in three are lacking in what health experts call essential nutrients. These are the vitamins, minerals, fatty acids and other nutrie
2017年VOA慢速英语(六)月
玛格丽特威特海姆领导的项目致力于利用编织技术由一位数学家发明来重现珊瑚礁的生物，在赞颂珊瑚礁惊艳之美的同时，也让人理解了珊瑚礁生物背后所蕴含的双曲线几何之美。
TED公开课:百字不如一数字
本期看点：《特效化妆师大对决》首场聚光灯团赛挑战，昔日冠军鸟哥、劳拉和绵羊哥将率领选手们呈现人猿星球守护者与外星人联盟之间的旷世激战。难度升级的多重角色塑造，想象力惊人
特效化妆师大对决 第八季
Science in the News - Researchers Work on 3-D Printing of Living Tissue 研究人员3D打印生物活组织 Three-dimensional printers are fast becoming everyday devices in the United States. Three-D printers are used to make everything from automobi
2014年VOA慢速英语(十)月
Lesson 135 Used to 1. I used to go on-line in the evening. 2. He used to live in the country. 3. There used to be many trees here. 4. Life here is much easier than it used to be. 5. If only you'd be as you used to be! 6. The earth used to be consider
辛沛沛NO-BOOK 辛沛沛口语初级版
In other words, we need to think more modestly and subtly 换言之，我们得更为谦虚和细致地考虑 about when and how we can shape, rather than control, unpredictable and complex situations. 何时、怎样塑造而不是控制不可预测的
TED演讲科学篇
Therefore, I wrote, after examining these different hypotheses one by one, we are forced, 我一个一个研究了各种不同的假设， every other supposition having been refuted, to accept the existence of an extremely powerful marine animal. 和所
《海底两万里》中英双语有声读物
141.Re: 请指教“公共意识”和“社会责任感”怎么表达呢。多谢 公共意识public consciousness 社会责任感The Sense of Responsibility in Society 142.Re: 填空那个的“空”
英文语法词汇
Needed: Info on Biodiversity Change over Time We find that the composition of ecosystems around the world is changing much more rapidly than we expected. Indeed, much more rapidly than ecological theory predicts. 我们发现，世界各地生态系统
2018年科学美国人3月
复习新托福阅读最好了解一些常考的托福阅读考试背景类型，尤其是学科分类，对于备考新托福阅读非常有帮助。 生物类 群居动物 social animal 独居动物 solitary solitude One Hundred Years of Solitude独特
托福英语
『原文』：Look,it's two things I like put together,end of story. 『翻译』：这东西把我两个所爱的食物合二为一，还需要再解释吗？
跟着美剧练发音
Earths Earliest Mobile Organism Lived 2.1 Billion Years Ago Scientists have discovered the oldest fossil evidence of organism motility, or the ability of an organism to move independently. The discovery shows that development of motility began more t
2019年VOA慢速英语(二)月