标签:地球力场 相关文章
Since early times, people have been fascinated with the idea of life existing somewhere else besides earth. Until recently, scientists believed that life on other planets was just a hopeful dream. But now they are beginning to locate places where lif
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 !
Oren Yakobovich说,眼见为实。这也是他为什么会协助普通民众,用隐形摄像机来记录暴力行径、政治欺诈、职权滥用。他的机构 Videre 致力于从暗中证实和公开报道那些不为世人所知的反人权行为
Lesson 86 Sun, Moon, And Stars 第86课 太阳、月亮与星星 You know that everything which affects your senses is called matter, and that the earth is a great ball of matter. 你知道, 任何能够对你的感官造成影响的东西都叫做物质
Throughout this greatly speeded-up day continents slide about and bang together at a clip that seems positively reckless. 在这大大压缩的一天中,大陆到处移动,以似乎不顾一切的速度砰地撞在一起。 Mountains rise and mel
How big an asteroid would it take to distribute this much Iridium around the entire planet? 到底要多大的小行星才能将这么多铱散布在整个星球上? And they come up with a very rough number of something on the order of ten kilomet
They were the elite, the predators that ruled the earth. 它们是精英,是统治地球的掠食者。 They ranged from the giant T-Rex, who relied on size and long curved teeth, to the smaller Raptors, who used speed and cunning. 它们中有霸王
Over the next 90 million years, a new era called the Cretaceous period dawned. 在接下来的九千万年里,开始了一个叫做白垩纪的新时期。 Broader-leaf plants that could tolerate seasonal weather changes covered the land. 能够忍受
This makes hunting for the Mega Lion nearly impossible. 这就让拟狮的捕猎有了极大难度。 Without heavy cover to hide his body, he is unable to get close enough to ambush his prey. 没有严实的掩护来遮挡住它身体,它就没法靠
Normally, the lion would hunt at night, to help it ambush its prey and to save energy. 通常,拟狮在夜间狩猎,这有助于伏击其猎物并节省体力。 Hunger had pushed it to hunt by day when the bear is awake and hunting as well. 饥饿
1.有趣的漫画 The ball is round. 球是圆的。 The hoop is round. 呼啦圈是圆的。 The Earth is round, too. 地球也是圆的。 My face is round. 我的脸是圆的。 My mouth is round. 我的嘴巴是圆的。 My tummy is round, too. 我
So we humans have an extraordinary potential for goodness, 人类为善的潜力没有尽头, but also an immense power to do harm. 但为恶的能力也不可小觑。 Any tool can be used to build or to destroy. 任何工具,在人类手里都可
Mining asteroids 小行星采矿 Going platinum 小行星采矿淘铂去 Mining metals from asteroids seems a bonkers idea. But could it work? 小行星采矿这想法听似疯狂,但行得通吗? CAN reality trump art? That was the question hove
Land 土地 People need land for many different reasons. 人们需要土地的理由各不相同。 They find natural resources on land. 他们在土地中寻找自然资源。 They build houses on land. 他们在土地上建房子。 They try to get
Geologists 地质学家 Geology is a very interesting field of science. 地质学是一个非常有趣的科学领域. People who study geology are called geologists. 研究地质学的人被称为地质学家. Geologists explore the Earth. 地质学家
Earth's Ozone Layer Shows Signs of Recovery 地球臭氧层出现恢复迹象 The new report says the Earths ozone layer is showing signs of recovery. Ozone is a form of oxygen. It is found in the air we breathe and in Earth's atmosphere. The ozone l
Satellite Will Watch Sun Storms, Send Warnings to Earth 卫星关注太阳风暴并向地球发送警报 A new satellite is travelling 1.5 million kilometers over a 110-day period to enter an orbit of the sun. It is called DSCOVR -- the Deep Space Cl
Good News: Earth's Ozone Hole is Healing 好消息:地球臭氧层空洞正在恢复 There is big news about the environment: Scientists say a hole in Earths protective ozone layer is starting to heal. 一则关于环境的重磅新闻来袭:科学家
Is there life beyond Earth in our solar system? 在地球以外,太阳系里还有生命吗? Wow, what a powerful question. 哇,多么掷地有声的问题! You know, as a scientist -- planetary scientist -- we really didn't take that very se
Another moon, very similar, is Europa. 另一个非常相似的卫星,木卫二。 Galileo visited Jupiter's system in 1996 and made fabulous observations of Europa. 伽利略号在1996年时探访了木星系统,对木卫二进行了详细的观察