单词：accretion ripple mark
单词：accretion ripple mark 相关文章
For ten long years the Greeks had battled against the 3) Trojans. For ten long years the soaring towers of 4) Troy had 5) withstood their attacks. Then suddenly in a flash of flame and a splash of blo
疯狂英语2002年
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
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
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. In an earthquake, the ground beneath you gives way. Its no longer the one thing you can count on to be solid and stable. Instead, it swerves, dips and
Scientific American(十)月
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
Next happiness,when will come？ 下一班幸福，几点开？ Life is full of confusing and disordering Particular time, a particular location, Do the arranged thing of ten million time in the brain, Step by step , the life is hard to avoid delicac
实用英语
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
HARI SREENIVASAN: As you no doubt know, gas prices have fallen sharply in recent weeks. According to AAA, the average price of a gallon of regular was $3.52 in late July. Now, less three months later, it's $3.12. For more, we are joined now by Isaac
PBS访谈商业系列
今天我们要学的词是ripple effect。 Ripple effect, 连锁反应。 The shutdown of the local mine had ripple effects on the entire community, 当地这家煤矿的关门，在整个社区引起了连锁反应。 美国汽车业界人士警告说
英语每日一词
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
Four months after the historic first-ever detection of gravitational waves, scientists said they have directly detected another gravitational wave washing over the Earth. 在引力波历史性的首次检测到四个月之后，科学家们近日表示
英语新闻
今天我们要学的词是ripple effect。 Ripple effect, 连锁反应。 The shutdown of the local mine had ripple effects on the entire community, 当地这家煤矿的关门，在整个社区引起了连锁反应。 美国汽车业界人士警告说
英语单词荟萃
《华尔街日报》日前预测，这次冰岛火山爆发，最糟糕的结果可能是引发另外一次规模更大的喷发。冰岛目前有35座活火山，一座火山爆发可能引发其他火山的连锁反应。1783年曾出现持续了8个
实用英语
He was 11 years old and went fishing every chance he got from the dock at his familys 1)cabin on an island in the middle of a New Hampshire lake. On the day before the 2)bass season 3)opened, he and his father were fishing early in the evening, catch
英语美文
A man from the state of Chu was crossing a river in a boat when his sword fell into the water．Immediately he made a mark on the boat．This is where my sword fell off，he said．When the boat stopped moving，he jumped into the water to look for h
趣味英语
今天我们学习这篇文章的第二部分，这部分内容的最后一点中的关键词是surrender。其实乍看这个单词，让我心理挺不舒服的，因为surrender本身有屈服，投降的意思，但是读完整段之后，我才意
卡卡课堂早餐英语
A man from the state of Chu was crossing a river in a boat when his sword fell into the water．Immediately he made a mark on the boat．This is where my sword fell off，he said．When the boat stopped moving，he jumped into the water to look for h
趣味英语