Except for the ruffling of waves, and the pull of the tides, you probably think of the ocean as pretty flat. You wouldn't expect it to have a geography, its waters piled up into lasting hills or sunk into valleys. Sea level ought to be pretty level,

发表于:2018-12-03 / 阅读(62) / 评论(0) 分类 英语时差8,16

Scientists: Monkeys Used Raft to Cross Ocean 科学家:猴子用木筏横渡海洋 Scientists found seven monkey teeth that became fossils in an area near the Panama Canal. The teeth were more than five million years old. Scientists think that is whe

发表于:2018-12-16 / 阅读(43) / 评论(0) 分类 2016年VOA慢速英语(五)月

The North Pacific gyre is our next stop. It`s a giant clockwise rotating current between Asia and North America, and it`s home to the Great Pacific Garbage Patch. This has been characterized as an ocean of plastic. It`s the largest accumulation of ga

发表于:2018-12-20 / 阅读(107) / 评论(0) 分类 CNN美国有线新闻2017年8月

Marine Animals Have Interesting Sleeping Habits 海洋生物有趣的睡觉习惯 Many people know that marine mammals, like whales, porpoises and dolphins, breathe air, like we do. But, many people dont know that marine mammals have developed some i

发表于:2018-12-28 / 阅读(54) / 评论(0) 分类 初学者听力文摘精选

Chapter 22 Rubber and Coffee Land 第22章 橡胶和咖啡之国 Moutains make rivers. If a continent were flatabsolutely flat and level like a tablethere would be no rivers. 山脉造就了河流。如果大陆是平的像桌面那样平坦那就没有

发表于:2018-12-29 / 阅读(56) / 评论(0) 分类 美国学生世界地理教材

Murky as well, and very rich in saline material, their pure indigo contrasts with the green waves surrounding them. 另外,它的水色偏暗而且含有丰富的盐,纯靛蓝色的水流和周围绿色的海水形成了鲜明的对比。 Moreove

发表于:2018-12-31 / 阅读(44) / 评论(0) 分类 《海底两万里》中英双语有声读物

Why Can We Hear the Sound of the Ocean in a Shell? 贝壳传来海洋之音? Most children have probably wondered at the noise of roaring ocean waves magically captured inside seashells held up to their ears. According to popular belief, anyone luc

发表于:2019-01-02 / 阅读(63) / 评论(0) 分类 双语有声阅读

《科学杂志》上的一项研究表明,硬骨滤食性鱼类用了10亿年的进化时间,占据了须鲸类现在的生态龛。另一项研究表明,鲸类的多样化取决于其食用的微生物类型。 Sometimes scientific discoverie

发表于:2019-01-02 / 阅读(98) / 评论(0) 分类 60秒科学

Scientists Find Possible Meteorite Pieces in Ocean Scientists have found what they believe are pieces of a meteor that fell to Earth earlier this year. 科学家们已经发现他们所猜想的今年早些时候坠落到地球上的陨石碎片。 T

发表于:2019-01-03 / 阅读(50) / 评论(0) 分类 2018年VOA慢速英语(七)月

Living Coral: 2019 Color of the Year Comes from the Sea A company known for shaping trends in color design has announced its color of the year for 2019. The winning color is called Living Coral. It is based on the look of healthy coral reefs in the w

发表于:2019-01-06 / 阅读(56) / 评论(0) 分类 2018年VOA慢速英语(十二)月

AS IT IS 2014-06-15 Senegal, Sea Shepherd Campaign Against Illegal Fishing 塞内加尔政府与海洋守护者协会反对非法捕鱼 The government of Senegal and the organization Sea Shepherd have launched a campaign against illegal fishing along

发表于:2019-01-12 / 阅读(52) / 评论(0) 分类 2014年VOA慢速英语(六)月

Don: Today, on A Moment of Science, the Ocean's Most Wanted. Sure, they might seem innocent and downright lovely in your aquarium, but released into the wild, your plants and fish can knock aquatic ecosystems right out of balance. Today's invasive sp

发表于:2019-01-22 / 阅读(84) / 评论(0) 分类 英语时差8,16

Marine Microbe Produces Unknown Antibiotic 海洋微生物产生未知抗生素 Next time you hit the beach, dig your feet into the sand. And consider that your toes might be mingling with the wonder drug of the future: an antibiotic strong enough to

发表于:2019-02-01 / 阅读(62) / 评论(0) 分类 VOA常速英语2013年(九月)

海洋环境MARINEENVIRONMENTS 海洋生态系统Marineecosystems 藻花Algalbloom 海底生态系统Benthicecosystems 海洋污染Marinepollution 污染沉积物Marinesediments 海洋环境Oceancircul

发表于:2019-02-02 / 阅读(84) / 评论(0) 分类 英文语法词汇

Communities and marine organizations around the world celebrate World Ocean Day on June 8 to raise awareness about the importance of the seas. Most Asian fishermen are not in a celebratory mood, however. Fish stocks are declining, climate change is c

发表于:2019-02-14 / 阅读(51) / 评论(0) 分类 VOA双语新闻 2008年6月

Reportedly, 80 percent of ocean plastic is coming from those countries that have extreme poverty. And if you live in the grips of poverty concerned, always, about food or shelter or a sense of security, recyclingit's beyond your realm of imagination.

发表于:2019-02-14 / 阅读(54) / 评论(0) 分类 留美老师带你每日说英文

演讲简介:罗伯邓巴尔不断收集一万二千年前的气候数据,在远古海床、珊瑚石和冰层内寻找线索。他的工作对于我们为调整现在的气候而设定基准线也对追踪日益严重的海洋酸化十分重要。

发表于:2019-02-21 / 阅读(108) / 评论(0) 分类 TED演讲视频集

台湾籍旅美老师今天交给我们的句子是: With a great chisel and a huge mallet, he carved out the mountains, valleys, rivers, and oceans. 他用一把巨大的凿子和一个庞大的锤子,雕刻出山脉、溪谷、河流及海洋。

发表于:2019-02-22 / 阅读(54) / 评论(0) 分类 留美老师带你每日说英文

They absorb the marine salts, they assimilate the solid elements in the water, 它们吸收了海中的盐,消化了水中的固体物质, and since they create coral and madrepores, they're the true builders of limestone continents! 它们是真正

发表于:2019-02-25 / 阅读(67) / 评论(0) 分类 《海底两万里》中英双语有声读物

The polar oceans are not biological deserts after all. A marine census released recently documented 7,500 species living in the Antarctic and 5,500 in the Arctic, including several hundred that researchers believe could be new to science. Most of the

发表于:2019-02-26 / 阅读(69) / 评论(0) 分类 英语时差8,16