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科学美国人60秒 SSS 2014-10-31

时间:2014-11-19 07:49来源:互联网 提供网友:gmeng   字体: [ ]
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    (单词翻译:双击或拖选)

 This is Scientific Americans 60-Second Science. I am Christopher itagliata. Got a minute?

 
    The human microbiome means community of tiny organisms that live on us and inside us. These creators play a vital role in our health. They calibrate1 our min-systems, ward2 off pathogenic bacteria, even affect our weight. But if we stop nabogazing, literally3, because some scientists are actually measuring bell button bacteria. There is a whole of to be found in the microbiomes of other organisms, too. Take the pesky mosquito . 
 
   A few years back, scientists found a soil microbiome, called como bacteria CSPP, living in the guts4 of mosquito in Panama. Apart from the study, the researchers say mosquito occupants could be a remarkable5 versatile6 weapon to fight malaria7 and dengue fever. Because como bacteria shorten the life span of disease transmitting mosquito species the habor it and kill their lavi out right.It also reduce mosquito's ability to catch the dengue virus or the malarial8 parasides and kill both pathogenes in the lab. 
   
    Those findings are in the journal 'Plots Passage'. Researchers say those como bacteria stream could some day guide the development of new drugs or serve more environmentally friendly standin for pest sides. But they also says, as many diseases control stradegy, there is no ones overbow it. Drugs,vaccines and education will still be crucial to keeping mosquito born killers9 in check, along with good old control. In this case,fighting bugs10 with bugs.

点击收听单词发音收听单词发音  

1 calibrate vTvyu     
校准;使合标准;测量(枪的)口径
参考例句:
  • Pesticide levels in food are simply too difficult to calibrate.食品中杀虫剂的含量很难精确测定。
2 ward LhbwY     
n.守卫,监护,病房,行政区,由监护人或法院保护的人(尤指儿童);vt.守护,躲开
参考例句:
  • The hospital has a medical ward and a surgical ward.这家医院有内科病房和外科病房。
  • During the evening picnic,I'll carry a torch to ward off the bugs.傍晚野餐时,我要点根火把,抵挡蚊虫。
3 literally 28Wzv     
adv.照字面意义,逐字地;确实
参考例句:
  • He translated the passage literally.他逐字逐句地翻译这段文字。
  • Sometimes she would not sit down till she was literally faint.有时候,她不走到真正要昏厥了,决不肯坐下来。
4 guts Yraziv     
v.狼吞虎咽,贪婪地吃,飞碟游戏(比赛双方每组5人,相距15码,互相掷接飞碟);毁坏(建筑物等)的内部( gut的第三人称单数 );取出…的内脏n.勇气( gut的名词复数 );内脏;消化道的下段;肠
参考例句:
  • I'll only cook fish if the guts have been removed. 鱼若已收拾干净,我只需烧一下即可。
  • Barbara hasn't got the guts to leave her mother. 巴巴拉没有勇气离开她妈妈。 来自《简明英汉词典》
5 remarkable 8Vbx6     
adj.显著的,异常的,非凡的,值得注意的
参考例句:
  • She has made remarkable headway in her writing skills.她在写作技巧方面有了长足进步。
  • These cars are remarkable for the quietness of their engines.这些汽车因发动机没有噪音而不同凡响。
6 versatile 4Lbzl     
adj.通用的,万用的;多才多艺的,多方面的
参考例句:
  • A versatile person is often good at a number of different things.多才多艺的人通常擅长许多种不同的事情。
  • He had been one of the game's most versatile athletes.他是这项运动中技术最全面的运动员之一。
7 malaria B2xyb     
n.疟疾
参考例句:
  • He had frequent attacks of malaria.他常患疟疾。
  • Malaria is a kind of serious malady.疟疾是一种严重的疾病。
8 malarial 291eb45ca3cfa4c89750acdc0a97a43c     
患疟疾的,毒气的
参考例句:
  • Malarial poison had sallowed his skin. 疟疾病毒使他皮肤成灰黄色。
  • Standing water like this gives malarial mosquitoes the perfect place to breed. 像这样的死水给了传染疟疾的蚊子绝佳的繁殖地点。
9 killers c1a8ff788475e2c3424ec8d3f91dd856     
凶手( killer的名词复数 ); 消灭…者; 致命物; 极难的事
参考例句:
  • He remained steadfast in his determination to bring the killers to justice. 他要将杀人凶手绳之以法的决心一直没有动摇。
  • They were professional killers who did in John. 杀死约翰的这些人是职业杀手。
10 bugs e3255bae220613022d67e26d2e4fa689     
adj.疯狂的,发疯的n.窃听器( bug的名词复数 );病菌;虫子;[计算机](制作软件程序所产生的意料不到的)错误
参考例句:
  • All programs have bugs and need endless refinement. 所有的程序都有漏洞,都需要不断改进。 来自《简明英汉词典》
  • The sacks of rice were swarming with bugs. 一袋袋的米里长满了虫子。 来自《简明英汉词典》
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