A concern for the long term, like uncertainty and fear, is one of the things that nuclear power invariably brings to discussions of future energy.

在关于未来能源的讨论中，诸如惶惑以及恐惧等长期顾虑也是核能必然引入的事项之一。

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Now, the sight of them and the town in the distance caused fear and uncertainty to swirl inside her like a Texas twister.

而现在，这些景象以及远方的城镇却像是得克萨斯州的龙卷风一样在她心中卷起一阵恐惧和不确定的感觉。

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It is now a mature platform like email or the telephone and that eliminates some of the fear, uncertainty and doubt about coming attractions in technology.

FORBES: Age of Context: Social Media Becomes a Mature Platform