单词：algal mound
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Chapter 1 Sam 第一章 萨姆 Walking back to camp through the swamp, Sam wondered whether to tell his father what he had seen. 萨姆一面从沼泽地往营地走，一面犹豫着，不知是否该把他刚才看见的一切告诉爸爸。 I know
吹小号的天鹅
The cob's wife pretended not to notice that her husband was showing off, but she saw it, all right, and she was proud of his strength and his courage. 雄天鹅的妻子假装没看到丈夫的卖弄，可她当然看见了，而且，她也为丈夫的
吹小号的天鹅
SCIENCE IN THE NEWS - Protections Increased for Sea Life in Northwestern HawaiiBy Nancy Steinbach, Erin Schiavone and Jerilyn Watson Broadcast: Mon, 26 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is
2006年慢速英语（六）月
While most of us rely on Google maps to get us where we're going, some are using the service to search for locations from thousands of years ago that we might have forgotten, like ancient pyramids. A satellite archaeological researcher from North Car
英语万花筒
Algae seem harmless enough. These precursors to plants thrive throughout the world's waters. But these single-celled plants have global consequences. We can thank them for oxygen in the atmosphere, oil in the lithosphere as well as dead zones in the
Scientific American(十一)月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Landfills produce methanewhich can be valuable as an energy source. But scientists haven't known why landfills make so much methane. The solid waste in
Scientific American(四)月
AS IT IS 2014-08-10 Increase in Algae Population Infects Waterways 藻类群体的增加污染水道 The American city of Toledo, Ohio faced a serious problem earlier this month. Four hundred thousand people could not drink from the citys public wate
2014年VOA慢速英语(八)月
A Coke and a Smile I know now that the man who sat with me on the old wooden stairs that hot summer night over thirty-five years ago was not a tall man. But to a five-year-old, he was a giant. We sat side by side, watching the sun go down behind the
趣味英语
Ben, do you play baseball? 本，你打棒球吗？ I did. In school they called me the king of the field. But I don't play now. 我过去打。在学校他们叫我球场之王。但是我现在不打了。 OK. So you're a good player. Do you want t
大家说英语
In the kitchen the boys were sitting glumly around the table, and Paddy's chair was empty. So was Frank's. Meggie slid into her place and sat there, teeth chattering in fear. After breakfast Fee shooed them outside dourly, and behind the barn Bob bro
荆棘鸟
A man who was born in the state of Yan grew up in the state of Chu．At his old age he decided to return to the state of Yan．On his way he passed the state of Jin．His fellow travellers played a trick on him．They pointed at a city of the state o
趣味英语
职场中有些不成文的规则，初入职场的新人，在工作上遇到最多的麻烦，往往是不小心违反了这些规则，而非在事情本身上犯错。 Sports have unwritten rules. In baseball, jogging slowly around the bases afte
实用英语
查尔斯摩尔船长是Algalita海洋研究基金会的创始人，他第一次发现了大太平洋垃圾带一片无边无际漂浮着塑料垃圾的海域。现在，他为我们讲述大海面临的日益严重的塑料碎片污染问题。
TED公开课:环境 重造计划
我又一次陷于两头都够不上的中间境遇，作为六个孩子中的老四，很多事情对我来说不是因为年龄太小，就是太大而不合适。那天夜里就是这样。我的两个小兄弟在屋里睡觉，我的另外三个长
英语学习方法
I know now that the man who sat with me on the old wooden stairs that hot summer night over thirty-five years ago was not a tall man. But to a five-year-old, he was a giant. We sat side by side, watching the sun go down behind the old Texaco service
英语美文
Real men don't cry. We just get something in our eye A short walk from my house in Hampshire, on a hill overlooking the heathland, is a plaque marking the spot where Richard Pryce Jones deliberately crashed his Halifax bomber during the war. He could
实用英语
A Coke and a SmileI know now that the man who sat with me on the old wooden stairs that hot summer night over thirty-five years ago was not a tall man. But to a five-year-old, he was a giant. We sat side by side, watching the sun go down behind the o
英语美文
15 Dangerous Beauty 第十五章 美丽而危险 In the 1960s, while studying the volcanic history of Yellowstone National Park, 20世纪60年代，美国地质勘测局的鲍勃克里斯琴森在研究黄石国家公园火山史的时候， Bob Chri
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