Health Report - New Drug Shows Promise Against Worm Disease Experts worry that the parasite that causes schistosomiasis could become resistant to an existing treatment. Transcript of radio broadcast: 25 March 2008 This is the VOA Special English Hea

发表于:2018-12-15 / 阅读(50) / 评论(0) 分类 VOA慢速英语2008年(三)月

This is the VOA Special English Health Report. Even minor cuts can become infected if they are left untreated. Any break in the skin can let bacteria enter the body. An increasing number of bacterial skin infections are resistant to antibiotic medic

发表于:2018-12-15 / 阅读(45) / 评论(0) 分类 VOA慢速英语2008年(一)月

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

发表于:2018-12-24 / 阅读(95) / 评论(0) 分类 Scientific American(五)月

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? A new development in malaria: Plasmodium vivax, the worlds most common malaria parasite, now infects people previously considered to be resistant. Peter Zimmerman from Cas

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. They say all roads lead to Rome. Unfortunately that ain't all that roads lead to. A new study shows that roads can promote the spread of antibiotic-resis

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(九)月

This is Scientific Americans 60-Second Science, Im Christopher Intagliata. Got a minute? City living has obviously influenced human cultureas have often been noted, how you gonna keep em down on the farm after theyve seen Paree'? But urban life may h

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(九)月

18. For a social epidemic to occur, however, each person so affected must then influence his or her own acquaintances, who must in turn influence theirs, and so on; and just how many others pay attention to each of those people has little to do with

发表于:2018-12-30 / 阅读(44) / 评论(0) 分类 考研英语长难句讲解

I was so taken aback by what I saw that I had to ask myself, 亲眼所见的情形让我非常惊讶 我不得不问自己 did I still believe that innovation could solve the world's toughest problems? 我还相信创新能够解决世界上最困难的

发表于:2018-12-30 / 阅读(53) / 评论(0) 分类 公众人物毕业演讲

Learn English for the 2008 Olympics —— Single Child Family Foreigner: It was in the early eighties that I first became aware of your one child family as the main policy in family planning. I was t

发表于:2018-12-30 / 阅读(79) / 评论(0) 分类 英语沙龙2004全年合辑上

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Imagine antibiotics that would never lose their punch. New research focuses on drugs that bacteria simply cant resist. Most antibiotics work by killing p

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 Scientific American(三)月

Theres been an unexpected development in our understanding of drug resistance in bacteria. The accepted scenario was a simple case of evolutionary selection. In a bacterial population exposed to a killer drug, a few lucky individuals might have a gen

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 Scientific American(九)月

Ray: Well so Shirley, tell me about your career as a Customs inspector. Shirley: Yes, many years ago in a previous lifetime, I worked as a Customs Officer in Australia. And, I dont know if you know but that means basically taking control or monitorin

发表于:2019-01-20 / 阅读(40) / 评论(0) 分类 原版英语对话1000个

主餐一道:泛听练习 以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议: 1、完整听一遍,掌握

发表于:2019-01-22 / 阅读(59) / 评论(0) 分类 NPR边听边练

Does the material stand washing? 这种布料耐洗吗? Sure. This material is not only washable but also unshrinkable,sun-resistant,crease-resistant, and resilient. 当然,这种布料不仅耐洗,而且不缩水、不怕晒、不起皱还有弹

发表于:2019-01-23 / 阅读(59) / 评论(0) 分类 旅游英语口语就该这么说

One of the biggest challenges in fighting tuberculosis comes from new drug-resistant(抗药性的) strains of the disease. And one of the main reason those strains have developed is that TB patients often don't take their standard, 14-pill, course of

发表于:2019-01-31 / 阅读(89) / 评论(0) 分类 英语新闻

China's father of hybrid rice is planning to expand its production of sea-rice at a newly founded research center in Qingdao, a port city in the eastern province of Shandong, local sources said last Saturday. 据当地知情人士上周六透露,中国

发表于:2019-02-06 / 阅读(81) / 评论(0) 分类 英语新闻

I'll never forget that day back in the spring of 2006. I was a surgical resident at The Johns Hopkins Hospital, taking emergency call. I got paged by the E.R. around 2 in the morning to come and see a woman with a diabetic ulcer on her foot. I can st

发表于:2019-02-16 / 阅读(50) / 评论(0) 分类 英语语言学习

凝固的咖喱、冰凉的意大利面,你会发现没有什么比打开冰箱后发现满是剩菜更令人沮丧啦。但是科学家们却发现这些隔夜菜对健康有着惊人的益处,这主要得益于它们在过夜时所发生的化学

发表于:2019-02-17 / 阅读(105) / 评论(0) 分类 阅读空间

New Words: orbit n. 轨道;眼眶;势力范围;生活常规 vi. 盘旋;绕轨道运行 vt.绕轨道而行 immune adj. 免疫的;免于的,免除的n. 免疫者;免除者 judo n.(日)柔道adj. 柔道的;柔道术的 sorcerer n. 魔

发表于:2019-02-20 / 阅读(79) / 评论(0) 分类 卡卡课堂早餐英语

模仿文本: Brandy, speaking there, had suffered from a severe depression resistant to all previous forms of treatment. So had Andrea, whom you heard before her. John, by contrast, has a quite different illness, Parkinson's disease. But all three

发表于:2019-02-23 / 阅读(289) / 评论(0) 分类 英音模仿秀