Although business people tend to think of their foreign trips as vital, the eruption is expected to have very little impact on the global economy.

虽然商务人士都趋向于认为境外旅行是很重要的，但据预期此次火山爆发几乎对全球经济不会产生任何影响。

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Although they cost very little, few coastlines around the world have them, as many countries rely on broadcast media and cell-phone messages.

尽管价格低廉，世界上安装警报器的海岸却不是很多，大多数国家依靠的是广播和手机短信。

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Although certainly slower that hopping on a jet, the hybrid blimps are nearly silent and require very little infrastructure to take off and land.

虽然肯定要比喷气式飞机速度慢一些，但是混合型的飞艇基本上没有噪声，同时起飞和降落都不需要下面的基础设施。

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