With considerable development of the network and multimedia technology, the security problem of the video data becomes more urgent.

随着网络和多媒体技术的飞速发展，视频数据的安全问题越来越突出。

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With rigid legacy code, considerable amount of resources (both time and money) was spent on new functionality development - each version took six months to develop and more than 8,000 developer hours.

由于采用了严格的遗留代码，花费了大量资源(时间和资金)进行新功能开发——每个版本的开发时间都要花费六个月时间，占用超过8,000小时开发时间。

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Standards bodies, such as w3c, have spent a considerable amount of time with input from the development community developing these standards.

各种标准组织（如 w3c）花费了大量的时间，通过参考来自开发领域的各种信息，才制订出这些标准。

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The earliest new drugs are likely to be available is 2015, with considerable excitement surrounding the possible development of malaria vaccines.

BBC: Can Asia save Africa from drug-resistant malaria?

Done properly, employee training and development can provide a company with a considerable return on investment.

FORBES: Why Investing in Your People Makes Good Business Sense

It requires large companies with considerable resources to do the amount of research and development required not just for developing the products but also for getting all of the data required for regulation and there is a different regulatory regime in the USA, in Europe, in Japan, in Australia whatever.

BBC: Should genetic engineering be stopped?