But now community work can not meet the needs of the public. The reasons include shortage of working stuff, lack of funds and difficulty in developing work.

但是当前很多地方的社区工作还难以满足群众的需要，究其原因，与社区工作人员少、经费紧张和工作开展困难有着密切的关系。

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We use middle ware to develop the prototype system so it's platform independent and can be used in distributed environment. This also has reduced the developing difficulty and intensity.

我们采用中间件进行开发，原型系统既具有平台无关性，能在分布式环境中工作，又减低了开发强度和难度。

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So the difficulty in installation and debugging is solved, and the solid foundation for developing the Scanning Laser Doppler Vibrameter is settled.

解决了安装调试时的困难，为下一步扫描式激光多普勒测振系统奠定了坚实的基础。

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Several investigational compounds have been shown to be toxic to the liver, a challenge that highlights the difficulty in developing drugs for conditions that affect the brain.

WSJ: Fresh Target in Hunt for a Migraine Cure

Development Programme, points out the difficulty of getting and transporting replacement parts for UV Waterworks systems in developing countries.

FORBES: Magazine Article

He came from the Kampong Cham province in central Cambodia and died after developing fever, coughing and difficulty breathing earlier this month.

CNN: Cambodia sees spike in bird flu deaths