常春藤生活英语【89】Mosquito Repellent

Many people regard summer as a time for relaxing, eating ice cream, and...ouch! I just got bitten by a mosquito! For centuries, people have been searching for effective ways to prevent mosquito bites. What they have been looking for is mosquito repel

TOP50 初级英文绘本 09 One Fish Two Fish Red Fish Blue Fish

OliverJeffers 生在澳大利亚西部，但成长于北爱尔兰的贝尔法斯特，现在纽约。是个插画师，也是个作家。从 2004 年至今，他在动画界获奖无数。他的画充满童真，有点淡淡的忧伤，但又有浓烈的

SSS 2009-04-27

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. April 25th was World Malaria Day. The mosquito-borne disease is still one of the biggest killers in developing countries with a death toll of a million

研究称蚊帐被广泛用于捕鱼

Mosquito Nets Widely Used for Fishing, Study Finds Mosquito nets usually are used to prevent the spread of diseases which are passed by mosquito bites. Those treated with insect killing substance have been especially successful in the fight to agains

巴西运用手机应用应对寨卡病毒

RIO DE JANEIRO, Feb. 24 (Xinhua) -- Various Brazilian cities are turning to mobile apps in the fight against the Aedes Aegypti mosquito, which transmits the Zika virus, chikungunya and dengue, a local official said. While an app does not replace the

SSS 2009-02-03

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Mosquitoes have an unwitting new ally in the war on infectious diseasesconservationists. Turns out that, for mosquitoes carrying dengue-fever, environmentally consci

SSS 2009-01-02

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Mosquitoes carry nasty diseasesdengue fever, west nile, malaria. But the microbes that cause those diseases dont attach themselves to the mosquitoes an

Dengue and Other Mosquito-Borne Diseases Continue to Plague

Kurt Achin It is rainy season in Southeast Asia, and the region is facing its annual battle with dengue fever and other mosquito-borne diseases. The World Health Organization says such diseases are a

为什么蚊子会叮你?

Why Do Mosquitoes Choose to Bite You? 为什么蚊子会叮你? Mosquitoes have an extraordinary ability to target humans far away and fly straight to their unprotected skin. Regrettably, mosquitoes can do more than cause an itchy wound. Some mosquit

世卫组织宣布兹卡病毒为全球卫生紧急状况

WHO Declares Zika a Global Health Emergency 世卫组织宣布兹卡病毒为全球卫生紧急状况 The World Health Organization (WHO) has declared the spread of mosquito-borne Zika virus a global public health emergency. On Monday, the global hea

VOA标准英语2010年-Genetically-Modified Mosquito Can't Tr

Under UV light, this mosquito larva reveals a red fluorescent marker in its nervous system, causing eyes and nerves to glow. The marker's presence tells the researchers in Riehle's team that this individual carries the genetic construct rendering it

VOA标准英语2011--Scientists Target Mosquito-Borne Illness

Scientists Target Mosquito-Borne Illnesses Of all the disease-spreading insects in the world, the mosquito poses the greatest menace, according to the World Health Organization (WHO). As if to underscore that threat, two mosquito-borne viral diseases

VOA常速英语2014--Promising Mosquito Repellent Announced 美科学家研发新一代驱蚊剂

Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6

Lesson 60 - FISH OR CUT BAIT / COLD FISH

fish or cut bait cold fish 有些人在处理问题的时候很果断，但是也有不少人前怕狼后怕虎，在处理问题的时候左顾右盼，迟迟不能做出决策。比如说，几个朋友

闭着眼睛飘单词 四级词汇39

[0:0]molecule分子 [0:10.8987]monthly monument mood moreover每月的,每月一次的 纪念碑,纪念馆 心情,情绪 而且,此外 [0:56.9182]mosquito mostly motion motivate蚊子 主要地,几乎全部地 运动,动作，手势 激励,激发 [1:43.7299]motive mount movie mud动机,动因 登上

时尚男女口语

A--E absolutely!-绝对正确 adorable!-可爱极了 amazing!-太神了 anytime!-随时吩咐 almost!-差不多了 awful!-好可怕啊 after u-您先 about when?-大约何时 all set?-一切妥当 allow me!-让我来 baloney!-胡扯!荒谬 behave!-放尊

2007年VOA标准英语-Researchers in Kenya Discover New Weapon Agains

By Caroline Sawyer Nairobi 09 August 2007 In Kenya, environmental researchers say they may have discovered a new, effective weapon to combat malaria. The disease kills more than 1 million people worldwide each year. Caroline Sawyer reports from our o

2018年CRI Wow! Super-sized mosquito found in SW China's Sichuan

A Chinese entomologists has found a giant mosquito with a wing span of 11.15 centimeters. Zhao Li, curator of the Insect Museum of West China, said the mosquito, which belongs to the world's largest mosquito species Holorusia mikado, was found in Aug

经济学人: 热带疾病 (2)

Properly analysed, Fraunhofer lines provide information about the exact chemical make-up of whatever is reflecting the light. 经过恰当分析，夫琅和费谱线可以提供关于任何反光物体的化学组成的确切信息。 Their patterns

Do a number 造成伤害如何表达

李华在问Larry去野营的事。 LH: Hi, Larry! 你们去野营，开心吗？ LL: Sure, I guess so... but look at this sunburn I got! The sun really did a number on my face! LH: 哟，看你的脸给晒的！ 你说太阳怎么啦？Did a number，