听力文本

Mosquito-borne diseases kill approximately 725,000 people a year. But scientists are cracking down on these pests with some high-tech tools.

每年大约有725,000人死于蚊子传播的疾病NsQYaSA0]bicpb|OYf。但科学家正在用一些高科技工具来对付这些害虫R!]Bk;uGq((9@U3。

One group of inventors created a mosquito-killing laser. The device can detect insects in its view and choose which ones to shoot down.

一组发明家发明了一种灭蚊激光&(uA#tDfVfzV0a。该装置可以在其视图中探测昆虫，并选择将哪些击落j0@O_0n,pDL。

Another firm created mutant mosquitoes. Scientists genetically modified males with faulty genes that cause their offspring to die soon after birth. And it's already had some success: Field studies showed this caused an 82 percent decline in mosquito populations.

另一家公司制造变异蚊子zBZwxHbCuM&V)atcn。科学家对有缺陷基因的雄性进行基因改造，使它们的后代出生后不久就死亡|_MIvi-#P,sLGUcmBQ。而且已经取得一些成功，现场研究发现这使得蚊子种群下降了82%

Researchers have also proposed infecting mosquitoes with fungus, since mosquitoes have developed resistances to lots of insecticides.

研究人员还建议用真菌感染蚊子，因为蚊子对许多杀虫剂产生了抗性8y!=Lv^vrp0F。

One group of scientists took a strain of mosquito-killing fungi and combined it with toxins from spiders and scorpions to make it work more quickly. After five days, nearly none of the mosquitoes infected with the fungus could transfer malaria.

一组科学家采集了一株消灭蚊子的真菌，并将其与蜘蛛和蝎子的毒素结合起来，使之更迅速的发挥作用+#u!nXOgM]uN_I;。五天之后，感染真菌的蚊子几乎都不能传播疟疾I)-+WHSB0%0y3H。

译文属可可原创，仅供学习交流使用，未经许可请勿转载TY#T@@N]*#0yYH0qSX7R。

词汇解析

1、decline

下降;减少;衰退;衰落

The number of staff has declined from 217,000 to 114,000.

员工人数从 21.7万减少到了11.4万Jx*ObGYO63,Ke[(Z。

Hourly output by workers declined 1.3% in the first quarter.

第一季度工人每小时的产量下降了 1.3%UA=[|#nVZFK%g_(.B。

婉拒;谢绝

He declined their invitation.

他谢绝了他们的邀请6QYhpFSZ|3-L;kkW。

The band declined to comment on the story.

乐队拒绝对这一报道作任何评论HQ9WjeGlM4FMP。

逐渐势微;正在衰退

Thankfully the smoking of cigarettes is on the decline.

令人欣慰的是，吸烟量在逐渐下降RF#9Z6-(drb。

He is still one of the world's most popular golfers, but his game is in decline.

他仍是世界上最受欢迎的高尔夫球选手之一，但他的球技日不如前~]x;|MAngRHJfI+sF。

2、combine

(使)结合;(使)组合;(使)综合

The Church has something to say on how to combine freedom with responsibility.

教会想就如何把自由与责任结合起来发表一下意见MsZm&i]KED-^s)NcH]。

If improved education is combined with other factors dramatic results can be achieved.

如果把改良的教育体系和其他的因素结合起来，会取得非常惊人的效果^t=l)Bxa(RXl。

兼有;兼备

Their system seems to combine the two ideals of strong government and proportional representation.

他们的体制似乎是强有力的政府和比例代表制的完美结合Iqnt2LyV&~JgH3OHIH。

a clever, far-sighted lawyer who combines legal expertise with social concern.

兼有法律专业知识和社会责任感的精明而又有远见的律师

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