单词：accretion surface
单词：accretion surface 相关文章
In January 2000, John Dubinski set out to calculate the final fate of our galaxy, the Milky Way, and that of our nearest neighbor, Andromeda. The Andromeda galaxy is actually falling towards the Milky
超大质量黑洞
MICHEL MARTIN, HOST: Mars is about to get a new visitor from Earth tomorrow. If all goes well, a NASA probe called InSight will land near the Martian equator. Its mission is to study the interior of the planet. But, before it can carry out its missio
2018年NPR美国国家公共电台11月
Mars Lander Will Peer Inside Planet Absolutely spectacular missionand its not a rover, its a lander. Its designed to land and deploy several instruments. 这是一个绝对壮观的使命......它不是漫游者，而是着陆器。旨在登陆和部署
2018年科学美国人5月
地道美语听力播客English as a Second Language Podcast (ESLPod)，是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话，于2005年7月23日首播， 主播Dr. Jeff McQuillan为南加州大学的语言学博士
地道美语播客
Greenspan Predicts US Job Growth Soon Barry Woods U.S. central bank chief Alan Greenspan told a congressional committee Thursday that the United States must resist protectionism . Mr. Greenspan told t
VOA2004（上）--各类新闻
Mars is a planet of outsized splendor. Despite being only half as big and a tenth as heavy as Earth, it bears the solar systems tallest mountain, longest canyon and largest crater. At 22 and 12 kilometers wide, however, its inner moon Phobos and oute
2016年Scientific American(八)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 National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no
VOA标准英语2010年(六)月
Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on
英语新闻
火山爆发 The Eruption of Volcano abundant adj. 丰富的，富余的 accretion n. 增长 accumulation n. 积聚，堆积物 active volcano 活火山 Alaska Volcano Observatory 阿拉斯加州火山观
英文语法词汇
Marit Larsen 从那个红遍全球的少女组合M2M里走出来的Marit Larsen并没延续M2M的流行摇滚，而是选择了清澈的民谣曲风，用她时而俏皮时而的甜蜜的嗓音来吟唱她自己写的小曲儿，带给听者如沐春风的清新感觉。 中英歌词: It's such a funny sensation to be so happy that
音乐咖啡厅
LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic
英语新闻
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加州英语分级G6