单词:littoral sediments
单词:littoral sediments 相关文章
Dinosaur Death Leads to Rise of Fish 恐龙死亡导致鱼类增多 Tens of millions of years ago, an asteroid hit what is now the Yucatan Peninsula of Mexico. The event led to a global mass extinction that has been linked to the end of the dinosaurs
AA: I'm Avi Arditti and this week on WORDMASTER: another conversation from last month's international convention in Denver, Colorado, for Teachers of English to Speakers of Other Languages. MARTINA MBAYU NANA: I am Martina Mbayu Nana. I teach English
美国继续推进亚太再平衡战略 One of the main features of the global defense strategy laid out by President Barack Obama two years ago, shifting the U.S. military's focus from the Middle East to the Asia Pacific region, is meeting significa
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a Native American site in Ohio that appeared to be a fort. But recent discoveries by archaeologists at the University of Cincinnati show thats n
AA: I'm Avi Arditti and this week on WORDMASTER: another conversation from last month's international convention in Denver, Colorado, for Teachers of English to Speakers of Other Languages. MARTINA MBAYU NANA: I am Martina Mbayu Nana. I teach English
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. As scientists delve deeper beneath the oceans surface, they find bizarre creatures that have adapted to harsh and extreme environments. Now comes a new o
托福阅读:在阅读中感受文章风格的不同 1、托福阅读文章来源于哪里? 所有的托福阅读文章都是语言枯燥无味、措词准确精妙、风格独树一帜。因为所有的托福阅读文章都选自美国的大中学校的
Chapter 1 第一章 The Setting of the Stage 人类历史舞台的形成 We live under the shadow of a gigantic question mark. 人类一直以来都生活在一个巨大问号的阴影下面 Who are we? 我们是谁? Where do we come from? 我们从哪
The lava, unleashed, transforms the earth. Along its way from comb to sea, it is a force of change, leaving in its wake a course of destruction and creation. The volcano sculpts a surreal moonscape. Huge rocks ferry on the backs of flows, tower over
CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University
China's Ministry of National Defence has responded to a US media report saying that China sent a surveillance ship to monitor the world largest maritime drills the Rim of the Pacific exercise. The ministry said that Chinas naval vessels had the right
We wandered through a confusion of departments where people sat at large tables doing intent, 我们漫步穿过一个又一个部门,只见人们坐在大桌子跟前, investigative things with arthropods and palm fronds and boxes of yellowed bo
State Councilor Yang Jiechi reiterated the so-called arbitration was illegal, invalid and against international law. By unilaterally initiating arbitration, the Philippine government under Aquino has gone against its long-standing bilateral agreement
Only about one bone in a billion, it is thought, ever becomes fossilized. 据认为,在10亿根骨头当中,只有大约l根能变成化石。 If that is so, it means that the complete fossil legacy of all the Americans alive todaythat's 270 mill
Mitochondria manipulate oxygen in a way that liberates energy from foodstuffs. 线粒体支配着氧,释放食物中的能量。 Without this niftily facilitating trick, life on Earth today would be nothing more than a sludge of simple microbes. 没有
Rising Seas, Regulations Push Poor New Jersey Residents to Move Inland海平面上升策促使新泽西居民迁入内陆 The devastation caused by Superstorm Sandy last year along the northeastern coastline of the United States has convinced many sk
In the 1830s, the British naturalist Edward Forbes surveyed ocean beds throughout the Atlantic and Mediterranean 19世纪30年代,英国博物学家爱德华福布斯勘察了大西佯和地中海各处的海床, and declared that there was no li
As one commentator has put it, fleeing would mean selecting a slow death over a quick one. 有一位评论家说,逃跑意味着在慢死和快死之中选择慢死。 The death toll would be very little affected by any plausible relocation effort,