单词：phenylpropane
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Many of the Burgess specimens have now been assigned to living phyla just where Walcott put them in the first place. 许多布尔吉斯标本现在已经归到活着的动物的门里就是沃尔科特最初放置它们的地方。 Hallucigenia and s
万物简史
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
Fun Fact: Alligators Can Regrow Teeth 有趣的事实：短嘴鳄可以再长牙齿 Fun fact about alligators: they can regrow any of their eighty teeth up to fifty times. Which is pretty impressive, especially compared to us relatively dentally chal
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「英文学习笔记」 blow up 爆炸 propane n. 丙烷 eardrums 鼓膜 mortal n. 普通人 knocked out 神志不清 concussion n. 脑震荡 You know how in movies, whenever someone wants to make something blow up, they shoot propane tanks and the
早安英文
its time again for the A Moment of Science mailbag. A listener writes: Dear A Moment of Science, Ive always been fascinated by volcanoes. So I was wondering: How well can scientists predict when and where a volcano will erupt? Intersting question. Th
英语听力文摘 English Digest
One of the things I like most about Summer is barbecuing. As a person who cooks all the time, it's so nice to have a break from the kitchen, and to do some rapid, easy clean-up cooking on the barby. Over here, it's often the men who are in charge of
英语博客 A cup of English
This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend
2006年NPR美国国家公共电台
This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ
Scientific American(四)月
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
1. The body of San Francisco father James Kim has been found in Oregon. He'd been missing since Saturday when he left his family to search for help. Kim's wife and 2 children were rescued Monday after
美联社新闻一分钟2006
1. U. S. Secretary of State Condoleezza Rice is in Jerusalem. She met with Israeli Prime Minister Ehud Olmert about a possible peace plan to end fighting with Hezbollah. Rice's plan calls for an inter
美联社新闻一分钟2006
Lock it lock it lock lock it lock it lock it Unlock it Lock it lock it lock lock it Beautiful Rollercoaster ride in the fast lane Got the roof down Kiss me hard in the rain You got the candy colored eyes Pink and gold chain Million dollar babe Whip i
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图片1 Fire up the barby! The good weather is here, minced meat is on sale in the supermarket, and the nights are longer. It's time to clean the outside furniture, put a tablecloth on the table, buy propane for the barbecue, and decide what's for di
英语博客 A cup of English
WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo
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