Initial costs are still higher for such fixtures than for traditional bulbs, but lower electricity bills could make up the difference within a year or two, says Dr Hunter.

那些装置的最初成本依旧比旧式灯泡高，但是较低的电费单子也许在一年或者两年内弥补差额，Hunter博士如是说。

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When the bad guys got close, the hunter automatically crouched down in a stealth position and moved to higher ground.

当坏人走近了，猎人就自动爬下进入潜伏状态，爬到更高的地方去。

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"I think compensation has much higher risks than, for example, rewarding good behavior," says Luke Hunter, executive director of Panthera, a wild-cat conservation group that funds Living with Lions.

“我认为，赔偿带来的风险会比其它方式更大，譬如，奖赏他们对野生动物的良好保护行为，”为狮子保护计划提供资金的一个大型猫科动物保护小组的执行主任卢克·亨特说。

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Military surveillance aircraft scoured the battlefield -- from the lowest-flying aircraft such as the Army's Hunter and the Marines' Pioneer, to the Predator, to the higher-flying Global Hawk and U-2 -- and on up to the information-gathering satellites.

CNN: Analysts: War provides 'textbook case'