One sign of hope is a new way to make the natural defenses of mosquitoes resistant to the Plasmodium parasite.

VOA: special.2010.04.20

The defenses had to do with necessity, their dire circumstance, and, implicitly at least, the idea that numbers matter.

有人说他们在那样的处境下，不得已而为之，并且暗含了“人数重要“的理念。

耶鲁公开课 - 公正课程节选

Slavery was an aspect of classical culture which had its defenses.

奴隶制作为古典文化的一部分也有人为它辩护。

耶鲁公开课 - 文学理论导论课程节选

Congress reduced the surplus even more by approving money to build coastal defenses and to buy warships for the Navy.

VOA: special.2010.05.27

Your natural defenses that might provide some kind of a buffer between a commercial message and your behavior, you have a filter, a screen that helps you interpret these message.

人天生的防御心理能够,为商业信息和人类行为之间提供缓冲,电视屏幕像一个过滤器那样,隔离了人和商业信息

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And, a treatment to suppress the body's defenses against the disease was approved to treat severe cases of MS.

VOA: special.2009.01.06

We heard some defenses of what they did.

先说说几种为他们辩护的。

耶鲁公开课 - 公正课程节选

In patients, the bodys natural defenses against disease seem to attack the person they are supposed to protect.

VOA: special.2010.03.16

He said southern defenses around the fort were so strong that a major military effort would be necessary.

VOA: special.2009.08.06

Autoimmune diseases affect the immune system C the body's natural defenses for fighting disease.

VOA: special.2009.04.14

But the body's natural defenses are usually strong enough to prevent an active case.

VOA: special.2009.03.25

But,they warn that persons with weakened defenses for fighting disease are at greater risk.

VOA: special.2009.10.13

Grant decided not to throw his men against the strong defenses around Vicksburg immediately.

VOA: special.2009.11.19

Autoimmune diseases result from a failure of the body's own defenses against disease.

VOA: special.2009.04.14

Autoimmune diseases affect the immune system, the body's natural defenses for fighting disease.

VOA: special.2010.06.15

These proteins help fight viral infections and help the body's defenses against disease.

VOA: special.2009.01.06

These substances can damage the human nervous system and natural defenses against disease.

VOA: special.2009.06.23

The drug,ipilimumab, worked by helping the body's natural defenses to fight cancer.

VOA: special.2010.07.06

But those with weak natural defenses may develop a severe infection.

VOA: special.2009.05.26

Plants have not had a chance to harden their defenses.

VOA: special.2010.01.12

Perspiration is one of the body's defenses against heat.

VOA: special.2010.07.27

Together,they could smash through the Confederate defenses around Richmond.

VOA: special.2009.09.24

The Germans,by a remarkable combination of air bombing and heavily armored tanks, have broken through the French defenses north of the Maginot Line, and strong columns of their armored vehicles are ravaging the open country, which for the first day or two was without defenders.

VOA: special.2011.05.12

Researchers at the Walter and Eliza Hall Institute in Melbourne say the disease has evolved to thwart the body's natural defenses.

VOA: standard.2010.01.20

Kramer says such a public stance could backfire since President Obama is not too enthusiastic about missile defenses in Eastern Europe.

VOA: standard.2009.07.15

Dr.James Beeson says a successful vaccine would stimulate the body's defenses to stop the malaria parasite.

VOA: standard.2010.01.20

And they gobble up small animals, which have no defenses against the toad.

VOA: standard.2010.02.07

In the area of protection, UNICEF Senior Health Advisor, Anne Golaz,says the promotion of adequate nutrition, particularly breast feeding, is key to improving the child's natural defenses.

VOA: standard.2009.11.02

Australia's defenses against the outbreak of the H1N1 virus will be boosted when mass flu vaccinations start next month after officials fast-tracked a scheme capable of covering it's entire population of 21 million people.

VOA: standard.2009.08.25

His comments reflected what other officials have said that ending the F-22 program is just one part of the effort to shift the focus of U.S.defenses away from what they see as the relatively remote possibility of a war with a major power and toward the types of smaller-scale conflicts of recent years.

VOA: standard.2009.07.21