此外，贴在脑外的电极片只能采集到一群神经元的信息，想要控制它们，需要消耗巨大的能量，且注意力必须非常集中；而侵入式的电极则是控制单个或少量神经元去做一件事。人体是一个非常集约的系统，也只有集约，才可能实现更多不同的任务。
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（一）合同在受胁迫或者危险情况的影响下订立，并且合同条款显失公平；
According to Reuters, the deal will allow Ziff Davis to focus on its core brands, including IGN, Mashable and Everyday Health. Brand consolidation appears to be the name of the game, as the company recently laid off some of Eurogamer's most experienced editors and its entire video team. That followed a rotation of editorial staff among Ziff Davis's other gaming publications, which reduced VG247 to a small, two-person gaming guides site.
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