单词：Rhodobacteraceae
单词：Rhodobacteraceae 相关文章
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
单词解析速记
Rho Ophiuchi dark cloud is one of the closest star-forming regions to our own solar system. Located near the constellations Scorpius and Ophiuchus, the nebula is about 407 light years away from Earth. The infrared astronomical satellite, now celebra
国家地理2008年
A new study into the hygiene of supermarkets has found that shopping carts are dirtier than the stores bathrooms. Microbiologist Dr Charles Gerba of the University of Arizona conducted research on the handles of 85 carts in four American states. He r
创新英语
by Jason Marshall In the last episode, we talked about exactly what decimal points and decimal numbers are, and why they are so convenient to use. In the next few weeks were going to continue talking about decimals and their place in the world of mat
数学英语
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
单词解析速记
图片1 图片2 by Jason Marshall Do you frequently find yourself at restaurants with friends fumbling to figure out how to split the bill and calculate the tip? Have you ever resorted to seeking advice from your smart phone? Dont worry, we all have.
数学英语
By Melinda Smith Washington, DC 09 August 2006 watch Beach Pollution report Birds are believed to contribute to the pollution at the beach A prominent environmental organization has called for better monitoring of the water quality along many of Ame
2006年VOA标准英语（八月）
By Paige Kollock Washington, DC 14 February 2006 watch Yogurt and HIV report Yogurt makers like to advertise the health benefits of eating their product. VOA's Paige Kollock reports they may be right
2006年VOA标准英语（二月）
HEALTH REPORT -August 7, 2002: Bacteria in Food This is the VOA Special English Health Report. An American food company recently recalled about eight-million kilograms of ground beef that is used to m
健康与环境
理查德马克斯Richard Marx不仅歌唱得好，他还能自己创作写歌，《Right Here waiting》就是他自己写的一首名曲。世界上其他地方的歌手也纷纷用他的曲调重新填词翻唱，比如香港歌星钟镇涛的《红
音乐天堂
By Dan Robinson Washington 20 October 2006 Public opinion polls show Americans are increasingly frustrated with the job members of Congress are doing, less than three weeks before the November 7 mid-term legislative elections. The latest numbers are
2006年VOA标准英语（十月）
By Joseph Mok Grand Canyon, Arizona 27 June 2007 The Grand Canyon in the Southwest state of Arizona is one of the seven natural wonders in the world. Carved out by the Colorado River over millions of years, the colorful gorge is over 400 kilometers
2007年VOA标准英语（六月）
THIS IS AMERICA - Fiftieth Anniversary of Ruling Against Racial Separation in Schools By Cynthia Kirk Broadcast: Monday, May 17, 2004 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special Engl
This is America
Cigarettes Are Bacteria Sticks, Too A study in the journal Environmental Health Perspectives finds that cigarettes harbor various species of bacteria, some of which cause disease. Karen Hopkin reports This January, the country Turkey will join a hand
60秒科学
Lisa McAdams Russian President Vladimir Putin has reaffirmed Russia's commitment to democratic values, while building what he called a state strong and free. He rejected Western criticism that his gov
VOA2004（上）--国际时事
BBC Learning English People and Places Tractor Lady Jackie: Hello, welcome to bbclearningenglish.com. I'm Jackie Dalton Manon It's a 31 year old German tractor and it's green, with red inside the wheels. Jackie: and this is the Dutch actress Manon O
人与地方
TEHRAN, Feb. 27 (Xinhua) -- Tractor Sazi Tabriz of Iran defeated Al-Jazira of the United Arab Emirates (UAE) 3-1 in Group A of Asian Champions League, local media reported on Wednesday. In the match held in Tabriz Yadeghar-e-Emam stadium before 85,00
英语新闻
How and Why to Pick a Spiritual Practice In this age of technology and materialism, when many wonder what tomorrow will bring, the resurgence of spirituality is a normal phenomenon. For centuries, people have turned to religions or other belief syste
阅读空间
4 Tips to Bolster Your Meditation Practice As knowledge of meditation has grown, more and more people have turned to this ancient spiritual practice as a way to reduce stress, increase their happiness and enhance their concentration. We now have acce
阅读空间
Transcript for Reference Only --chunshan The infrared astronomical satellite, now celebrating its 25th anniversary, gave us the first all sky view of our dusty infrared universe. Floating above the galactic center is the Rho Ophiuchi Cloud, about 400
自然百科2008年