Most do not spread malaria. Some of the insects have disease-fighting systems that kill Plasmodium.

VOA: special.2009.12.22

And the cause of some thermodynamics have even been applied to economics, systems out of equilibrium, like big companies like Enron, you know, completely out of equilibrium, crash and burn.

热力学中的一些观点,甚至被应用到经济学中，非平衡态系统，比如像安永那样大公司,彻底偏离平衡态,最后破产了。

麻省理工公开课 - 热力学与动力学课程节选

These systems have some built-in knowledge, and they have to do some learning, but the learning pattern varies from system to system and there's a separateness to them.

这些系统拥有部分先天知识,它们能够进行一定的学习,但学习模式因系统的不同而有所变化,它们之间也是相互独立的

耶鲁公开课 - 心理学导论课程节选

Cooper and Conrad turned off the radar,radio, computer and even some environmental control systems.

VOA: special.2009.06.24

Fungi which don't often cause infections in people with healthy immune systems but can under some circumstances, and can be tremendous problems in patients that have weakened immune systems.

真菌在免疫系统健康的情况下通常,不引起感染,但在某些情况下也会感染,那就成了极大的问题,在免疫系统脆弱的病人体内

耶鲁公开课 - 生物医学工程探索课程节选

Most do not spread malaria. Some have immune systems that kill Plasmodium.

VOA: special.2009.12.07

There are some organ systems that are totally internal.

有一些系统完全位于身体内部

耶鲁公开课 - 生物医学工程探索课程节选

Some countries,like Japan, already had good warning systems.

VOA: special.2009.03.17

Fed Chairman Ben Bernanke says some misaligned pay systems encouraged executives to take excessive risks.

VOA: standard.2009.10.22

The site is home to transmitters for most of the city's television stations, as well as some radio stations, several mobile phone companies and police communication systems.

VOA: standard.2009.09.01