钛钢(切削工具钢),钛工具钢

SSS 2009-12-24

The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo

发表于:2018-12-02 / 阅读(91) / 评论(0)

Scientific American(十二)月

神秘的月球第13期

he people who, who work on the origin of life 今天研究地球生命来源的专家认为 on earth today seem to have come to the conclusion 海底的高热火山口 that the most likely place for life to have begun 是最可能开始出现生命的地

发表于:2018-12-07 / 阅读(158) / 评论(0)

神秘的月球

EXPLORATIONS - The Year in Space

EXPLORATIONS - The Year in Space By Paul Thompson Broadcast: Wednesday, December 29, 2004 VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with the VOA Special English program EXPLORATIONS

发表于:2018-12-15 / 阅读(64) / 评论(0)

Explorations

【小龟乐游记】蝙蝠侠：阿甘之城（9）

文本： Batman:Can you stand? Dr.Baker:Give me a second.What's wrong with these people? That crazy woman thinks I can fix the Joker. Batman:What's wrong with him? Dr.Baker:There's something in his blood,some kind of _(1)_.It's killing him.He blames

发表于:2018-12-28 / 阅读(66) / 评论(0)

小龟乐游记英语短文

【英语语言学习】当我对我所恐惧的事情说“yes”后

So a while ago, I tried an experiment. For one year, I would say yes to all the things that scared me. Anything that made me nervous, took me out of my comfort zone, I forced myself to say yes to. Did I want to speak in public? No, but yes. Did I wan

发表于:2018-12-28 / 阅读(98) / 评论(0)

英语语言学习

60秒科学:Fog Found on Saturn's Moon Titan

Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th

发表于:2019-01-02 / 阅读(84) / 评论(0)

60秒科学

Alien Neighbors 寻访外星人 10

…cold conditions that earth has to offer. Professor Freeman believes these rugged microorganisms are probably capable of surviving on Mars. Mars is certainly our best bet for finding life in the inn

发表于:2019-01-02 / 阅读(151) / 评论(0)

寻访外星人

Spacecraft Finds Saturn's Rings Dirty and Decaying　

By David McAlary The U.S. Cassini spacecraft orbiting Saturn has found evidence that the giant planet's dazzling rings are decaying and may eventually be gone. And the rings are dirtier than thought,

发表于:2019-01-03 / 阅读(89) / 评论(0)

VOA2004（下）--健康科技

2006年VOA标准英语-National Ornamental Metal Museum Promotes Metal

By Roger Hsu Mephis, Tennessee 17 August 2006 watch Museum report The National Ornamental Metal Museum in Memphis is devoted to the conservation and advancement of metalwork. It is a place where metal smiths become synonymous with artists and where

发表于:2019-01-06 / 阅读(173) / 评论(0)

2006年VOA标准英语（八月）

英语游戏:Metal Sonics Aste...

[全屏观看] 点击右键- 另存为可保存这个Flash影片 Description: Metal Sonic is flying through space and comes to an asteroid field, you need to help him blast his way through without getting hit or its game over. Instructions: Move: Up

发表于:2019-01-08 / 阅读(177) / 评论(0)

Daily Free Games

VOA慢速英语2016--尸臭魔芋花在华盛顿植物园盛开

AS IT IS 2016-08-02 Smelly 'Corpse' Flower To Bloom in Washington, DC 尸臭魔芋花在华盛顿植物园盛开 This is What's Trending Today: A rare flower, called the titan arum, is about to blossom at the U.S. Botanic Garden. Unlike most flowers

发表于:2019-01-12 / 阅读(82) / 评论(0)

2016年VOA慢速英语(八)月

TED演讲:可能存在生命的三颗卫星和一颗行星(7)

Another moon that we're looking at is Titan. 我们在研究的另一个卫星是土卫六。 Titan is a huge moon of Saturn. 土卫六是土星的一个非常大的卫星。 It perhaps is much larger than the planet Mercury. It has an extensive atmo

发表于:2019-01-18 / 阅读(100) / 评论(0)

TED演讲科学篇

英语听力：自然百科行星旅行：土星 Saturn—17

These are just bold first steps on a journey that's just begun. Even before the mission is over, Cassini has left a thirst for a return trip. Planetary explorer Jonathan Lunan and aeronautical pioneer Julia Nod think they know the perfect way to do i

发表于:2019-01-22 / 阅读(53) / 评论(0)

自然百科2012年

英语听力：自然百科行星旅行：土星 Saturn—13

Planet earth never attempted to land on such a distant world before. With Huygens probe on final approach to Titan, operations switch to European mission control. The probe hurtled into Titans atmosphere at 6km a second, the atmosphere would have bee

发表于:2019-01-22 / 阅读(110) / 评论(0)

自然百科2012年

EXPLORATIONS - Cassini-Huygens at Titan

EXPLORATIONS - Cassini-Huygens at Titan By Paul Thompson Broadcast: Wednesday, February 02, 2005 (MUSIC) VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Steve Ember with EXPLORATIONS in VOA Special E

发表于:2019-01-30 / 阅读(108) / 评论(0)

Explorations

“慧更斯”号抵达土星卫星

Huygens Spacecraft Arrives at Saturn Moon “慧更斯”号抵达土星卫星 After a seven-year ride to Saturn on the U.S. Cassini spacecraft, the European Space Agency's Huygens probe is finally at

发表于:2019-01-31 / 阅读(95) / 评论(0)

VOA2005（上）--环境科学探索

经济学人311:超级计算更深奥的思维

Science and technology 科学技术 Supercomputing 超级计算 Deeper thought 更深奥的思维 The world has a new fastest computer, thanks to video games 多亏电子游戏，让世界拥有了一台新的最快的计算机 The ultimate games mac

发表于:2019-02-02 / 阅读(67) / 评论(0)

经济学人科技系列

日漫版《神夏》来袭：卷福成不死之身

Sherlock Holmes has had many incarnations since he was first brought to life by the pen of Arthur Conan Doyle in 1887. This summer, that most British of detectives, who has appeared as everything from a vampire hunter to a crime-fighting teenager, is

发表于:2019-02-03 / 阅读(51) / 评论(0)

阅读空间

New Supercomputer Could be World's Fastest

New Supercomputer Could be World's Fastest Scientists at the Oak Ridge National Laboratory in the U.S. state of Tennessee have unveiled what could be the worlds fastest supercomputer. The new computer, named Titan, is capable of making more than 20,0

发表于:2019-02-07 / 阅读(76) / 评论(0)

英语新闻

【英语时差8,16】土星上真的有生命存在？

Acetylene and hydrogen molecules are disappearing from the atmosphere of Saturns moon, Titan. Its a mystery befitting Sherlock Holmes investigative skills, a mystery NASA scientists hope to crack. About fifty percent larger than Earths moon, Titan is

发表于:2019-03-06 / 阅读(98) / 评论(0)

英语时差8，16

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4-Methyl-7-ethoxycoumarin

a sea of

American leishmaniasis