The first is that expensive oil and relentless competition among airlines have put greater pressure than ever on aircraft and jet-engine manufacturers to push the limits of technology.

其一是昂贵的油价和航空公司间残酷的竞争，在飞机和引擎制造商上施加比以往更大的压力，促使它们跨越技术障碍。

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The negative effects, the authors said, could be mitigated by some simple rules, such as parents imposing limits on the use of technology by their children (also known as "parenting").

作者称，有一些简单的办法可以缓解这些负面影响，例如人为的限制小孩使用这些科技产品的时间(也称“家长控制”)。

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While the activity of civil procedure can make use of Internet technology to a certain extent, we must place restrictions on limits of application.

民事诉讼活动可以在一定程度上运用网络技术，但需要对适用的范围加以界定。

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Still, lobbyists for several auto makers said they sense a change in tone from the administration and no longer expect limits on the technology.

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The U.S. has constitutional limits on unreasonable searches, and legislation will need to be updated as technology progresses on how data on suspects and law-abiding citizens can be used.

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There is a charm that comes with such intimacy, but it also places limits on the infrastructure a private island resort can provide, from boats to staff to technology.

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