The main challenge is the lack of clinical data. This results in fewer medicines being developed, produced and marketed specifically for children.

主要挑战是缺乏临床数据，致使专门为儿童研制、生产和销售的药物极少。

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The theory that has developed is that asteroids in the the Asteroid Belt between Mars and Jupiter may have produced smaller meteorites which have shot off into space and landed on Earth.

现在已经证实的理论是，火星和木星之间的小行星带的小行星可能会产生较小的陨石，进入太空在地球上降落。

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Developed and produced by Sagem, the RVT comprises a touch screen and portable transmitter-receiver, either a manpack version or installed in a vehicle.

RVT系统由萨基姆公司研发生产，包括一个触摸屏和便携式收发机，可用于单兵携带或车载安装。

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He and the scientists also developed plants that produced higher quantities of grain.

VOA: special.2009.11.10

He took this pustular fluid that was produced at this very specific phase of the disease, and he developed a way for giving that to people.

他取出脓包中的,由这种,非常特殊的过程产生的液体,他还发明了一种将之接种到人身上的方法

耶鲁公开课 - 生物医学工程探索课程节选

The strike has taken a toll on the networks, forcing them and production studios to reconsider how content is developed, the types of programming produced and how air time is sold to advertisers.

FORBES: Magazine Article

Interestingly, had the program not been developed, produced and operated for years in total secrecy, there might have been no F-117 to deploy to the gulf.

CENTERFORSECURITYPOLICY: Don��t bail out on the B-2

That will also keep demand steady for all sorts of products and services produced in the developed world.

FORBES: Short-Term Skeptic, Long-Term Optimist