单词：torus pyloricus
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第二章 消化系统 Chapter 2 Digestive System accessory pancreatic duct 副胰管 accessory parotid gland 副腮腺 aggregated lymphatic follicles 集合淋巴滤泡 alimentary canal 消化管 alimentary gland 消化腺 alimentary system 消化系统 alveolar bone 牙槽骨 am
医学英语
MUSIC: Our World theme This week on Our World: ... A new role for a Mars rover ... how a genetic map of flesh-eating bacteria could help kids with heart-damaging rheumatic fever ... and green cars at the Washington Auto Show. COGAN: We're seeing elec
VOA标准英语2010年(一月)
民俗在发展如此迅速的中国经历着困难时期。随着来自国外的新观念和新想法的涌入，许多人担心这些民俗会消失。 Listen Read Learn Folk customs have a difficult time in China that is undergoing such rapid development. Many fear that these customs will disappe
英语口语大赢家
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. In 2005 two scientists won a Nobel Prize for discovering that a bacterium called Helicobacter pylori causes most stomach ulcers. One of them even chugged a
Scientific American(七)月
Stomach cancer is one of the deadliest diseases, and ranks second among cancers worldwide with at least 800,000 deaths yearly. But in the United States, the number of cases has been declining, except for among one group of Americans. Glenda Reimer, h
VOA标准英语2010年(五)月
Study: Eradicating Cancer-Causing Infection Feasible A new study finds it may be possible to eradicate an infection responsible for an often-fatal cancer. The research also illustrates the complexities of that approach, especially when different trea
VOA标准英语2011年(七月)
Illinois Senator Barack Obama and former Arkansas Governor Mike Huckabee have won the Iowa caucuses held in that Midwestern state on Thursday. Obama, who won the most votes in the Democratic Party caucuses, is the first person of African descent to h
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