The key development lies in the ability of the sphere, an optical device, not only to remain invisible itself but to slow light.

关键在于光纤球功能的开发，一种光学设备，不仅要保持自身的不可见性，还要能减缓光线。

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Iterative development means that the specifications for behavior, architecture, and design are reviewed in the light of what actually worked on the last iteration.

迭代开发就意味着在每次迭代的最后，系统就可以工作，从而系统行为、架构和设计的规格就可以得到验证。

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While the device is certainly in its earliest stages of development, the discovery does show that carbon nanotubes can efficiently convert light to electricity.

虽然这种设备还处于最早期的开发阶段，这一发现确实表明了碳纳米管可以高效地将光转化为电能。

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However,in the light of the new development, we have reinforced our security systems in all our airports,".

VOA: standard.2009.12.28

Others cast doubt on the bond timetable in light of the development challenges ahead.

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Were the goals set the right goals, in light of actual development, both within the business and in the market, economy and society?

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The buildings were considered pioneers in the "light-court" model of tenement development, intended as an alternative to the dark and unventilated tenements common at the time.

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