单词：7-dehydrostigmasterol
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Melody 1 from the Other World In October on the east coast of Australia migrating humpback whales 2 pass very close to the shore. With the help of Max Egan, we went to film them near Byron Bay. It was
英语沙龙2004全年合辑下
S Saffloryellow-A 红花黄色素A Saikosaponin A, D 柴胡皂甙A，D Salicin 水杨甙 Salidroside 毛柳甙 Salisorosides Rosavin 红景天甙 Salix Babylonica L.P.E 白柳皮提取物 Salvia root
医务英语
T Tanshinone IIA 丹参酮IIA Tanshinone I 丹参酮I Tanshinone IIB 丹参酮IIB Taraxasterol 蒲公英甾醇 Taraxerol 蒲公英赛醇 Tauro ursodesoxy cholic acid 牛磺熊去氧胆酸 Taxifolin 花旗
医务英语
D Dahurian Rhododendron Leaf P.E 满山红提取物 Daidzein 大豆甙元 Daidzin 大豆甙 Dandelion P.E 蒲公英提取物 Daphnetin 瑞香素 Daphnin 瑞香甙 Daucosterol 胡萝卜甙 Dauricine 蝙蝠
医务英语
Humulone 律草酮 Huperzine Serrate P.E 千层塔提取物 Hydroginkgolic acid 氢化白果酸 Hydroginkgolinic acid 氢化白果亚酸 p-Hydroxyacetophenone 对羟基苯乙酮 p-Hydroxybenzylalcohol
医务英语
This is scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Predicting a hurricanes strength and speed is crucial in order to save property and lives. Right now, the only way to get accurate information is to fly
Scientific American(四)月
This is Scientific American 60 second Science, I am Sophie Bushwick, got a minute~ Theyre called hydogels: Jell-O-like materials made of networks of long-chain molecules in water. And theyre as flexible as living tissue. But hydrogels could not recov
Scientific American(三)月
By Mil Arcega Washington, D.C. 26 June 2006 watch Zocor report The 20-year patent on the cholesterol-lowering drug, Zocor, expired this past Friday, opening the door to competition from cheaper, generic versions of the popular drug. But some lawmake
2006年VOA标准英语（六月）
Democratic presidential contender Barack Obama travels to the Middle East and Europe next week as he seeks to bolster his foreign policy and national security credentials with U.S. voters. Obama is also expected to visit Iraq and Afghanistan soon. O
VOA标准英语2008年（七月）
Police Beat Protesters as Clashes in Cairo Continue Cairo reporter Edward Yeranian tells us about the scene in Tahrir Square, where he was briefly caught between police and protesters. Clashes between Egyptian police and stone-throwing protesters hav
VOA标准英语2011年(十二月)
A major study by the World Health Organization shows that most people with high cholesterol levels around the world are not getting the treatment they need, to avoid such serious diseases as heart attacks and strokes. And the authors of the study - t
VOA标准英语2011年(二月)
Locals in Uganda are lauding a construction project financed by China which is creating the East African country's largest hydroelectric power plant. The 600-megawatt (MW) Karuma Hydroelectric Power Plant is located at the mid-western district of Kir
2018CRI中国国际广播电台
HYDROCEPHALUS Merriam-Websters dictionary defines hydrocephalus as an abnormal increase in the amount of cerebrospinal fluid within the cranial cavity that is accompanied by expansion of the cerebral ventricles, enlargement of the skull and especiall
英文短篇小说
DEVELOPMENT REPORT - HIV Stigma Toolkit By Jill Moss Broadcast: Monday, January 19, 2004 This is Robert Cohen with the VOA Special English Development Report. People living with AIDS and the virus tha
农业与发展
67 维生素C能否破坏DNA？ DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59
科技之光
SCOTT SIMON, HOST: The debate on approving new drugs to treat pain can sometimes get as polarized as abortion or gun control, as the number of people who become addicted or who have died from overdoses of legal painkillers increases. Several states a
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The charts compare the source of electricity in Australia and France in the years 1980 and 2000. Between these years electricity production almost doubled, rising from 100 units to 170 in Australia, and from 90 to 180 units in France. In 1980 Austral
托福英语
本期内容： Leaders from nearly 200 nations signed an agreement to phase out hydro fluorocarbons, chemicals used in refrigeration and air conditioning. In the 1980s the Montreal Protocol replaced chlorofluorocarbons, which were known to harm the
夏说英语新闻晨读
Onlywhenasystempossessesnatural orartificialboundariesthatassociate thewaterwithinitwiththehydrologic cyclemaytheentiresystemproperlybe (30)termedhydrogeologic. 只有当某一地质系统拥有自然的
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